Datasets:

problem_id
stringlengths
6
6
buggy_code
stringlengths
8
526k
fixed_code
stringlengths
12
526k
labels
listlengths
0
15
buggy_submission_id
int64
1
1.54M
fixed_submission_id
int64
2
1.54M
user_id
stringlengths
10
10
language
stringclasses
8 values
p02934
#include <bits/stdc++.h> using namespace std; unsigned euclidean_gcd(unsigned a, unsigned b) { if (a < b) return euclidean_gcd(b, a); unsigned r; while ((r = a % b)) { a = b; b = r; } return b; } unsigned euclidean_lcm(unsigned a, unsigned b) { unsigned g; g = euclidean_gcd(a, b); return a * b / g; } int main() { long long n = 0; double mother, child = 0; cin >> n; vector<double> a(n); vector<double> b(n); for (int i = 0; i < n; i++) { cin >> a[i]; b[i] = a[i]; } for (int j = 1; j < n; j++) { a[j] = euclidean_lcm(a[j], a[j - 1]); mother = a[j]; //最小公倍数 } for (int k = 0; k < n; k++) { child += mother / b[k]; //最小公倍数÷配列[i] } cout << setprecision(12) << mother / child << endl; return 0; }
#include <bits/stdc++.h> using namespace std; unsigned euclidean_gcd(unsigned a, unsigned b) { if (a < b) return euclidean_gcd(b, a); unsigned r; while ((r = a % b)) { a = b; b = r; } return b; } unsigned euclidean_lcm(unsigned a, unsigned b) { unsigned g; g = euclidean_gcd(a, b); return a * b / g; } int main() { long long n = 0; double mother, child = 0; cin >> n; vector<double> a(n); vector<double> b(n); for (long long i = 0; i < n; i++) { cin >> a[i]; b[i] = a[i]; } for (long long j = 1; j < n; j++) { a[j] = euclidean_lcm(a[j], a[j - 1]); mother = a[j]; //最小公倍数 } for (long long k = 0; k < n; k++) { child += mother / b[k]; //最小公倍数÷配列[i] } cout << setprecision(12) << mother / child << endl; return 0; }
[ "control_flow.loop.for.initializer.change", "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
736,648
736,649
u464527162
cpp
p02934
#include <bits/stdc++.h> int main() { int n; std::cin >> n; std::vector<double> a(n); for (int i = 0; i < n; ++i) std::cin >> a[i]; double ans = 0; for (int i = 0; i < n; ++i) ans += a[i]; ans = 1 / ans; std::cout << ans << std::endl; return 0; }
#include <bits/stdc++.h> int main() { int n; std::cin >> n; std::vector<double> a(n); for (int i = 0; i < n; ++i) std::cin >> a[i]; double ans = 0; for (int i = 0; i < n; ++i) ans += 1 / a[i]; ans = 1 / ans; std::cout << ans << std::endl; return 0; }
[ "assignment.change" ]
736,652
736,653
u313111801
cpp
p02934
/////////////////////////////////////////////////////////// #include <algorithm> #include <array> #include <iostream> #include <numeric> #include <string> #include <vector> using namespace std; /////////////////////////////////////////////////////////// #define ll long long #define ull insigned lon long /////////////////////////////////////////////////////////// int absolute(int n); void input(vector<int> &vec); void print(vector<int> vec); void print(vector<double> vec); int sum(vector<int> vec); double sum(vector<double> vec); void upsort(vector<int> &vec); void downsort(vector<int> &vec); int maxvec(vector<int> vec); int minvec(vector<int> vec); /////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////// int main() { int n; cin >> n; vector<int> a(n); input(a); vector<double> b(n); for (int i = 0; i < n; ++i) { b.at(i) = 1.0 / a.at(i); } print(b); cout << 1.0 / sum(b) << endl; return 0; } /////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////// int absolute(int n) { if (n < 0) { return (-n); } return n; } void input(vector<int> &vec) { for (size_t i = 0; i < vec.size(); ++i) { cin >> vec.at(i); } } void print(vector<int> vec) { for (size_t i = 0; i < vec.size(); ++i) { cout << vec.at(i) << " "; } cout << endl; } void print(vector<double> vec) { for (size_t i = 0; i < vec.size(); ++i) { cout << vec.at(i) << " "; } cout << endl; } int sum(vector<int> vec) { int s = accumulate(vec.begin(), vec.end(), 0); return s; } double sum(vector<double> vec) { double s = accumulate(vec.begin(), vec.end(), 0.0); return s; } void upsort(vector<int> &vec) { sort(vec.begin(), vec.end()); } void downsort(vector<int> &vec) { sort(vec.begin(), vec.end(), greater<int>()); } int maxvec(vector<int> vec) { int m = vec.at(0); for (size_t i = 0; i < vec.size(); ++i) { m = max(m, vec.at(i)); } return m; } int minvec(vector<int> vec) { int m = vec.at(0); for (size_t i = 0; i < vec.size(); ++i) { m = min(m, vec.at(i)); } return m; } ///////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////// #include <algorithm> #include <array> #include <iostream> #include <numeric> #include <string> #include <vector> using namespace std; /////////////////////////////////////////////////////////// #define ll long long #define ull insigned lon long /////////////////////////////////////////////////////////// int absolute(int n); void input(vector<int> &vec); void print(vector<int> vec); void print(vector<double> vec); int sum(vector<int> vec); double sum(vector<double> vec); void upsort(vector<int> &vec); void downsort(vector<int> &vec); int maxvec(vector<int> vec); int minvec(vector<int> vec); /////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////// int main() { int n; cin >> n; vector<int> a(n); input(a); vector<double> b(n); for (int i = 0; i < n; ++i) { b.at(i) = 1.0 / a.at(i); } cout << 1.0 / sum(b) << endl; return 0; } /////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////// int absolute(int n) { if (n < 0) { return (-n); } return n; } void input(vector<int> &vec) { for (size_t i = 0; i < vec.size(); ++i) { cin >> vec.at(i); } } void print(vector<int> vec) { for (size_t i = 0; i < vec.size(); ++i) { cout << vec.at(i) << " "; } cout << endl; } void print(vector<double> vec) { for (size_t i = 0; i < vec.size(); ++i) { cout << vec.at(i) << " "; } cout << endl; } int sum(vector<int> vec) { int s = accumulate(vec.begin(), vec.end(), 0); return s; } double sum(vector<double> vec) { double s = accumulate(vec.begin(), vec.end(), 0.0); return s; } void upsort(vector<int> &vec) { sort(vec.begin(), vec.end()); } void downsort(vector<int> &vec) { sort(vec.begin(), vec.end(), greater<int>()); } int maxvec(vector<int> vec) { int m = vec.at(0); for (size_t i = 0; i < vec.size(); ++i) { m = max(m, vec.at(i)); } return m; } int minvec(vector<int> vec) { int m = vec.at(0); for (size_t i = 0; i < vec.size(); ++i) { m = min(m, vec.at(i)); } return m; } ///////////////////////////////////////////////////////////
[ "call.remove" ]
736,656
736,657
u335921722
cpp
p02934
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (n); ++i) using namespace std; typedef long long ll; int main() { int n; double sum = 0; rep(i, n) { int a; cin >> a; sum += 1.0 / a; } double ans = 1 / sum; printf("%.10f\n", ans); return 0; }
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (n); ++i) using namespace std; typedef long long ll; int main() { int n; cin >> n; double sum = 0; rep(i, n) { int a; cin >> a; sum += 1.0 / a; } double ans = 1 / sum; printf("%.10f\n", ans); return 0; }
[]
736,660
736,661
u457283867
cpp
p02934
#include <iostream> #include <string> #include <vector> using namespace std; int main() { int n = 1; cin >> n; vector<double> a(n); double s1 = 0, s2 = 1; for (int i = 0; i < n; i++) { cin >> a[n]; s1 += 1 / a[n]; } cout << 1 / s1 << endl; return 0; }
#include <iostream> #include <string> #include <vector> using namespace std; int main() { int n = 1; cin >> n; // vector<double>a(n); double a[105]; double s1 = 0, s2 = 1; for (int i = 0; i < n; i++) { cin >> a[n]; s1 += 1 / a[n]; } cout << 1 / s1 << endl; return 0; }
[]
736,662
736,663
u199184624
cpp
p02934
#include "bits/stdc++.h" using namespace std; #define int long long #define double long double #define low lower_bound #define upp upper_bound #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define Rep(i, n) for (int i = (int)(n); i >= 0; i--) #define all(vec) vec.begin(), vec.end() #define rever(vec) reverse(all(vec)); #define cend cout << endl; #define prique(T) priority_queue<T, vector<T>, greater<T>> #define prique2(T) priority_queue<T> struct edge { int to, cost; }; using P = pair<int, int>; using PP = pair<P, int>; const int mod2 = 998244353; const int mod = 1e9 + 7, inf = 1e16; int modpow(int x, int n) { int ans = 1; while (n > 0) { if (n & 1) { ans *= x; if (mod <= ans) ans %= mod; } x *= x; if (mod <= x) x %= mod; n >>= 1; } return ans; } int fact_memo[114514]; int fact(int n) { int ans = 1; if (fact_memo[n]) return fact_memo[n]; rep(i, n) { ans *= (i + 1); if (mod <= ans) ans %= mod; fact_memo[i + 1] = ans; } return (ans + mod) % mod; } int comb(int n, int r) { if (n < r) return 0; if (n - r < r) r = n - r; return (fact(n) * modpow(fact(n - r), mod - 2) % mod * modpow(fact(r), mod - 2) + mod) % mod; } int perm(int n, int r) { if (n < r) return 0; if (n - r < r) r = n - r; return (fact(n) * modpow(fact(n - r), mod - 2) % mod + mod) % mod; } int gcd(int a, int b) { if (b == 0) return a; return gcd(b, a % b); } int lcm(int a, int b) { return a * b / gcd(a, b); } bool pri(int p) { for (int i = 2; i * i <= p; i++) if (p % i == 0) return false; return p > 1; } map<int, int> factring(int n) { map<int, int> ans; for (int i = 2; i * i <= n; i++) { while (n % i == 0) { n /= i; ans[i]++; } } if (n != 1) ans[n]++; return ans; } P operator+(const P &a, const P &b) { return P(a.first + b.first, a.second + b.second); } P operator-(const P &a, const P &b) { return P(a.first - b.first, a.second - b.second); } int n; double ans; signed main() { cin >> n; rep(i, n) { double a; cin >> a; ans += (1.0 / a); } printf("%.10lf\n", 1.0 / ans); }
#include "bits/stdc++.h" using namespace std; #define int long long //#define double long double #define low lower_bound #define upp upper_bound #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define Rep(i, n) for (int i = (int)(n); i >= 0; i--) #define all(vec) vec.begin(), vec.end() #define rever(vec) reverse(all(vec)); #define cend cout << endl; #define prique(T) priority_queue<T, vector<T>, greater<T>> #define prique2(T) priority_queue<T> struct edge { int to, cost; }; using P = pair<int, int>; using PP = pair<P, int>; const int mod2 = 998244353; const int mod = 1e9 + 7, inf = 1e16; int modpow(int x, int n) { int ans = 1; while (n > 0) { if (n & 1) { ans *= x; if (mod <= ans) ans %= mod; } x *= x; if (mod <= x) x %= mod; n >>= 1; } return ans; } int fact_memo[114514]; int fact(int n) { int ans = 1; if (fact_memo[n]) return fact_memo[n]; rep(i, n) { ans *= (i + 1); if (mod <= ans) ans %= mod; fact_memo[i + 1] = ans; } return (ans + mod) % mod; } int comb(int n, int r) { if (n < r) return 0; if (n - r < r) r = n - r; return (fact(n) * modpow(fact(n - r), mod - 2) % mod * modpow(fact(r), mod - 2) + mod) % mod; } int perm(int n, int r) { if (n < r) return 0; if (n - r < r) r = n - r; return (fact(n) * modpow(fact(n - r), mod - 2) % mod + mod) % mod; } int gcd(int a, int b) { if (b == 0) return a; return gcd(b, a % b); } int lcm(int a, int b) { return a * b / gcd(a, b); } bool pri(int p) { for (int i = 2; i * i <= p; i++) if (p % i == 0) return false; return p > 1; } map<int, int> factring(int n) { map<int, int> ans; for (int i = 2; i * i <= n; i++) { while (n % i == 0) { n /= i; ans[i]++; } } if (n != 1) ans[n]++; return ans; } P operator+(const P &a, const P &b) { return P(a.first + b.first, a.second + b.second); } P operator-(const P &a, const P &b) { return P(a.first - b.first, a.second - b.second); } int n; double ans; signed main() { cin >> n; rep(i, n) { double a; cin >> a; ans += (1.0 / a); } printf("%.10lf\n", 1.0 / ans); }
[]
736,664
736,665
u054475353
cpp
p02934
#include "bits/stdc++.h" using namespace std; #define int long long #define double long double #define low lower_bound #define upp upper_bound #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define Rep(i, n) for (int i = (int)(n); i >= 0; i--) #define all(vec) vec.begin(), vec.end() #define rever(vec) reverse(all(vec)); #define cend cout << endl; #define prique(T) priority_queue<T, vector<T>, greater<T>> #define prique2(T) priority_queue<T> struct edge { int to, cost; }; using P = pair<int, int>; using PP = pair<P, int>; const int mod2 = 998244353; const int mod = 1e9 + 7, inf = 1e16; int modpow(int x, int n) { int ans = 1; while (n > 0) { if (n & 1) { ans *= x; if (mod <= ans) ans %= mod; } x *= x; if (mod <= x) x %= mod; n >>= 1; } return ans; } int fact_memo[114514]; int fact(int n) { int ans = 1; if (fact_memo[n]) return fact_memo[n]; rep(i, n) { ans *= (i + 1); if (mod <= ans) ans %= mod; fact_memo[i + 1] = ans; } return (ans + mod) % mod; } int comb(int n, int r) { if (n < r) return 0; if (n - r < r) r = n - r; return (fact(n) * modpow(fact(n - r), mod - 2) % mod * modpow(fact(r), mod - 2) + mod) % mod; } int perm(int n, int r) { if (n < r) return 0; if (n - r < r) r = n - r; return (fact(n) * modpow(fact(n - r), mod - 2) % mod + mod) % mod; } int gcd(int a, int b) { if (b == 0) return a; return gcd(b, a % b); } int lcm(int a, int b) { return a * b / gcd(a, b); } bool pri(int p) { for (int i = 2; i * i <= p; i++) if (p % i == 0) return false; return p > 1; } map<int, int> factring(int n) { map<int, int> ans; for (int i = 2; i * i <= n; i++) { while (n % i == 0) { n /= i; ans[i]++; } } if (n != 1) ans[n]++; return ans; } P operator+(const P &a, const P &b) { return P(a.first + b.first, a.second + b.second); } P operator-(const P &a, const P &b) { return P(a.first - b.first, a.second - b.second); } int n; double ans; signed main() { cin >> n; rep(i, n) { double a; cin >> a; ans += (1.0 / a); } printf("%.10lf\n", 1.0 / ans); }
#include "bits/stdc++.h" using namespace std; #define int long long #define double long double #define low lower_bound #define upp upper_bound #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define Rep(i, n) for (int i = (int)(n); i >= 0; i--) #define all(vec) vec.begin(), vec.end() #define rever(vec) reverse(all(vec)); #define cend cout << endl; #define prique(T) priority_queue<T, vector<T>, greater<T>> #define prique2(T) priority_queue<T> struct edge { int to, cost; }; using P = pair<int, int>; using PP = pair<P, int>; const int mod2 = 998244353; const int mod = 1e9 + 7, inf = 1e16; int modpow(int x, int n) { int ans = 1; while (n > 0) { if (n & 1) { ans *= x; if (mod <= ans) ans %= mod; } x *= x; if (mod <= x) x %= mod; n >>= 1; } return ans; } int fact_memo[114514]; int fact(int n) { int ans = 1; if (fact_memo[n]) return fact_memo[n]; rep(i, n) { ans *= (i + 1); if (mod <= ans) ans %= mod; fact_memo[i + 1] = ans; } return (ans + mod) % mod; } int comb(int n, int r) { if (n < r) return 0; if (n - r < r) r = n - r; return (fact(n) * modpow(fact(n - r), mod - 2) % mod * modpow(fact(r), mod - 2) + mod) % mod; } int perm(int n, int r) { if (n < r) return 0; if (n - r < r) r = n - r; return (fact(n) * modpow(fact(n - r), mod - 2) % mod + mod) % mod; } int gcd(int a, int b) { if (b == 0) return a; return gcd(b, a % b); } int lcm(int a, int b) { return a * b / gcd(a, b); } bool pri(int p) { for (int i = 2; i * i <= p; i++) if (p % i == 0) return false; return p > 1; } map<int, int> factring(int n) { map<int, int> ans; for (int i = 2; i * i <= n; i++) { while (n % i == 0) { n /= i; ans[i]++; } } if (n != 1) ans[n]++; return ans; } P operator+(const P &a, const P &b) { return P(a.first + b.first, a.second + b.second); } P operator-(const P &a, const P &b) { return P(a.first - b.first, a.second - b.second); } int n; double ans; signed main() { cin >> n; rep(i, n) { double a; cin >> a; ans += (1.0 / a); } printf("%.10Lf\n", 1.0 / ans); }
[ "literal.string.change", "literal.string.case.change", "call.arguments.change", "io.output.change" ]
736,664
736,666
u054475353
cpp
p02934
#include <bits/stdc++.h> using namespace std; typedef long long ll; int main() { int a, i; double b, ans; cin >> a; for (i = 0; i < a; i++) { cin >> b; ans = ans + 1 / b; cout << ans; } ans = 1 / ans; cout << ans; return 0; }
#include <bits/stdc++.h> using namespace std; typedef long long ll; int main() { int a, i; double b, ans; cin >> a; for (i = 0; i < a; i++) { cin >> b; ans = ans + 1 / b; } ans = 1 / ans; cout << ans; return 0; }
[]
736,667
736,668
u293317519
cpp
p02934
#include <bits/stdc++.h> using namespace std; typedef long long ll; int main() { int a, i; double b, ans; cin >> a; for (i = 0; i <= a; i++) { cin >> b; ans = ans + 1 / b; } ans = 1 / ans; cout << ans; return 0; }
#include <bits/stdc++.h> using namespace std; typedef long long ll; int main() { int a, i; double b, ans; cin >> a; for (i = 0; i < a; i++) { cin >> b; ans = ans + 1 / b; } ans = 1 / ans; cout << ans; return 0; }
[ "expression.operator.compare.change", "control_flow.loop.for.condition.change", "expression.off_by_one", "expression.operation.binary.change" ]
736,669
736,668
u293317519
cpp
p02934
#include <bits/stdc++.h> using namespace std; int main() { int N; float sum = 0, kei; cin >> N; vector<int> vec(N); for (int i = 0; i < N; i++) { cin >> vec.at(i); } for (int i = 0; i < N; i++) { float a; a = (1 / vec.at(i)); sum += a; } kei = 1 / sum; cout << kei << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int N; float sum = 0, kei; cin >> N; vector<int> vec(N); for (int i = 0; i < N; i++) { cin >> vec.at(i); } for (int i = 0; i < N; i++) { float a; a = (1.0 / vec.at(i)); sum += a; } kei = 1.0 / sum; cout << kei << endl; }
[ "literal.number.change", "assignment.value.change", "expression.operation.binary.change" ]
736,679
736,680
u361557064
cpp
p02934
/* * AtCode Beginner Contest 138 : B.Resistor in Parallel * Author : anaksoleh * 18 August 2019 * */ #include <bits/stdc++.h> using namespace std; int N; float x = (1 / 10e4); int main() { ios::sync_with_stdio(0); cin.tie(0); float A, B; cin >> N; if (N >= 2) { cin >> A >> B; float pembilang = A + B, pembagi = A * B; N -= 2; while (N--) { cin >> A; pembilang = (A * pembilang) + pembagi; pembagi = A * pembagi; } cout << (pembagi / pembilang) + x << '\n'; } else { cin >> A; cout << A << '\n'; } return 0; }
/* * AtCode Beginner Contest 138 : B.Resistor in Parallel * Author : anaksoleh * 18 August 2019 * */ #include <bits/stdc++.h> using namespace std; int N; float x = (1 / 10e4); int main() { ios::sync_with_stdio(0); cin.tie(0); double A, B; cin >> N; if (N >= 2) { cin >> A >> B; double pembilang = A + B, pembagi = A * B; N -= 2; while (N--) { cin >> A; pembilang = (A * pembilang) + pembagi; pembagi = A * pembagi; } cout << pembagi / pembilang << '\n'; } else { cin >> A; cout << A << '\n'; } return 0; }
[ "variable_declaration.type.primitive.change", "expression.operation.binary.remove" ]
736,693
736,694
u387120391
cpp
p02934
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int a[101]; for (int i = 0; i < n; i++) cin >> a[i]; double p = 0; for (int i = 0; i < n; i++) { p += (double)(1 / a[i]); } cout << (double)(1 / p) << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int a[101]; for (int i = 0; i < n; i++) cin >> a[i]; double p = 0; for (int i = 0; i < n; i++) { p += (double)1 / a[i]; } cout << (double)1 / p << endl; return 0; }
[]
736,697
736,698
u179077505
cpp
p02934
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; double sum = 0.0; while (n--) { double x; cin >> x; sum += 1.0 / x; } cout << sum << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; double sum = 0.0; while (n--) { double x; cin >> x; sum += 1.0 / x; } cout << 1.0 / sum << endl; return 0; }
[ "expression.operation.binary.add" ]
736,699
736,700
u144695182
cpp
p02934
#include <iostream> using namespace std; int main() { int n; cin >> n; int numArr[n]; int index = 0; while (n != index) { int input; cin >> input; numArr[index] = input; index += 1; } float sum = 0; for (int i = 0; i < n; ++i) { sum += 1 / numArr[i]; } cout << 1 / sum; return 0; }
#include <iostream> using namespace std; int main() { int n; cin >> n; double numArr[n]; int index = 0; while (n != index) { int input; cin >> input; numArr[index] = input; index += 1; } double sum = 0; for (int i = 0; i < n; ++i) { sum += 1.0 / numArr[i]; } cout << 1.0 / sum; return 0; }
[ "variable_declaration.type.primitive.change", "literal.number.change", "assignment.value.change", "expression.operation.binary.change", "io.output.change" ]
736,716
736,717
u780842141
cpp
p02934
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; float S = 0; vector<int> vec(N); for (int i = 0; i < N; i++) { cin >> vec.at(i); S += 1 / vec.at(i); } cout << 1 / S << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; float S = 0; vector<float> vec(N); for (int i = 0; i < N; i++) { cin >> vec.at(i); S += 1 / vec.at(i); } cout << 1 / S << endl; }
[ "variable_declaration.type.primitive.change" ]
736,721
736,722
u890758760
cpp
p02934
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int a[n]; for (int i = 0; i < n; i++) cin >> a[i]; float ans = 0; for (int i = 0; i < n; i++) ans += 1 / a[i]; cout << 1 / ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; float a[n]; for (int i = 0; i < n; i++) cin >> a[i]; float ans = 0; for (int i = 0; i < n; i++) ans += 1 / a[i]; cout << 1 / ans << endl; }
[ "variable_declaration.type.primitive.change" ]
736,733
736,734
u243126309
cpp
p02934
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int a[n]; for (int i = 0; i < n; i++) cin >> a[i]; float ans; for (int i = 0; i < n; i++) ans += 1 / a[i]; cout << 1 / ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; float a[n]; for (int i = 0; i < n; i++) cin >> a[i]; float ans = 0; for (int i = 0; i < n; i++) ans += 1 / a[i]; cout << 1 / ans << endl; }
[ "variable_declaration.type.primitive.change", "variable_declaration.value.change" ]
736,735
736,734
u243126309
cpp
p02935
#include <bits/stdc++.h> using namespace std; #define rep0(i, n) for (long long i = 0; i < (long long)(n); i++) #define rep1(i, n) for (long long i = 1; i <= (long long)(n); i++) #define all(v) v.begin(), v.end() typedef long long ll; int main() { ll N; cin >> N; vector<ll> v(N); rep0(i, N) { cin >> v[i]; } sort(all(v)); reverse(all(v)); for (ll i = N - 1; i >= 1; i--) { v[i - 1] = (v[i] + v[i - 1]) / 2; } cout << v[0] << endl; }
#include <bits/stdc++.h> using namespace std; #define rep0(i, n) for (long long i = 0; i < (long long)(n); i++) #define rep1(i, n) for (long long i = 1; i <= (long long)(n); i++) #define all(v) v.begin(), v.end() typedef long long ll; int main() { ll N; cin >> N; vector<double> v(N); rep0(i, N) { cin >> v[i]; } sort(all(v)); reverse(all(v)); for (ll i = N - 1; i >= 1; i--) { v[i - 1] = (double)(v[i] + v[i - 1]) / 2; } cout << v[0] << endl; }
[ "type_conversion.add" ]
736,736
736,737
u053064675
cpp
p02935
#include <bits/stdc++.h> using ll = long long; using namespace std; int main() { cin.tie(0); ios::sync_with_stdio(false); cout << setprecision(1000) << fixed; int n; cin >> n; int *v = new int[n]; for (int i = 0; i < n; i++) { cin >> v[i]; } sort_heap(v, v + n); double ans = v[0]; for (int i = 1; i < n; i++) { ans = (ans + v[i]) / 2; } cout << ans << endl; delete[] v; return 0; }
#include <bits/stdc++.h> using ll = long long; using namespace std; int main() { cin.tie(0); ios::sync_with_stdio(false); cout << setprecision(10) << fixed; int n; cin >> n; int *v = new int[n]; for (int i = 0; i < n; i++) { cin >> v[i]; } sort(v, v + n); double ans = v[0]; for (int i = 1; i < n; i++) { ans = (ans + v[i]) / 2; } cout << ans << endl; delete[] v; return 0; }
[ "literal.number.change", "io.output.change", "identifier.change", "call.function.change" ]
736,740
736,741
u242082438
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; vector<double> V(N); for (int i = 0; i < N; i++) cin >> V.at(i); sort(V.begin(), V.end()); int sum = V.at(0) / pow(2, N); for (int i = 0; i < N; i++) sum += V.at(i) / pow(2, N - i); cout << setprecision(8) << sum << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; vector<double> V(N); for (int i = 0; i < N; i++) cin >> V.at(i); sort(V.begin(), V.end()); double sum = V.at(0) / pow(2, N); for (int i = 0; i < N; i++) sum += V.at(i) / pow(2, N - i); cout << setprecision(8) << sum << endl; return 0; }
[ "variable_declaration.type.primitive.change" ]
736,744
736,745
u101018317
cpp
p02935
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define all(v) v.begin(), v.end() #define rall(v) v.rbegin(), v.rend() typedef long long ll; #define _GLIBCXX_DEBUG typedef vector<int> vec; typedef vector<ll> lvec; typedef vector<char> cvec; typedef pair<ll, ll> LP; typedef tuple<ll, ll, ll> LT; typedef pair<int, int> P; typedef tuple<int, int, int> T; int main() { int n; cin >> n; vector<int> v(n); rep(i, n) cin >> v[i]; sort(all(v)); int ans = v[0]; for (int i = 1; i < n; i++) ans = (ans + v[i]) / 2; cout << fixed << setprecision(10) << ans << endl; }
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define all(v) v.begin(), v.end() #define rall(v) v.rbegin(), v.rend() typedef long long ll; #define _GLIBCXX_DEBUG typedef vector<int> vec; typedef vector<ll> lvec; typedef vector<char> cvec; typedef pair<ll, ll> LP; typedef tuple<ll, ll, ll> LT; typedef pair<int, int> P; typedef tuple<int, int, int> T; int main() { int n; cin >> n; vector<int> v(n); rep(i, n) cin >> v[i]; sort(all(v)); double ans = v[0]; for (int i = 1; i < n; i++) ans = (ans + v[i]) / 2; cout << fixed << setprecision(10) << ans << endl; }
[ "variable_declaration.type.primitive.change" ]
736,746
736,747
u981759938
cpp
p02935
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef long double ld; #define pb push_back #define sort(s) sort(s.begin(), s.end()) #define reverse(s) reverse(s.begin(), s.end()) #define rep(i, n) for (ll(i) = 0; (i) < (n); (i)++) const ll mod = 1e9 + 7; //最大公約数 ll gcd(ll a, ll b) { return b ? gcd(b, a % b) : a; } //最小公倍数 ll lcm(ll a, ll b) { return a / gcd(a, b) * b; } //素数判定 bool isPrime(ll x) { ll i; if (x < 2) return 0; else if (x == 2) return 1; if (x % 2 == 0) return 0; for (i = 3; i * i <= x; i += 2) if (x % i == 0) return 0; return 1; } //桁和 int digsum(ll n) { int res = 0; while (n > 0) { res += n % 10; n /= 10; } return res; } //桁数 int dignum(ll n) { int res = 0; while (n > 0) { res++; n /= 10; } return res; } //文字列中の特定の文字カウント ll stringcount(string s, char c) { return count(s.cbegin(), s.cend(), c); } //階乗 ll ka(ll i) { ll res = 1; while (i > 0) { res = res * i; i--; } return res; } // ncr ll ncr(ll x, ll y) { ll a = x; ll b = 1; if (y > (x / 2)) { y = x - y; } for (ll i = 1; i < y; i++) { a *= x - i; b *= i + 1; } return a / b; } //フィボナッチ数列 -92 ll f(ll x) { ll dp[x + 1]; dp[1] = 1; dp[2] = 1; for (ll i = 3; i <= x; i++) { dp[i] = dp[i - 1] + dp[i - 2]; } return dp[x]; } int main() { int n; cin >> n; vector<int> v(n); rep(i, n) cin >> v[i]; sort(v); int ans = (v[0] + v[1]) / 2; for (int i = 2; i < n; i++) { ans = (ans + v[i]) / 2; } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef long double ld; #define pb push_back #define sort(s) sort(s.begin(), s.end()) #define reverse(s) reverse(s.begin(), s.end()) #define rep(i, n) for (ll(i) = 0; (i) < (n); (i)++) const ll mod = 1e9 + 7; //最大公約数 ll gcd(ll a, ll b) { return b ? gcd(b, a % b) : a; } //最小公倍数 ll lcm(ll a, ll b) { return a / gcd(a, b) * b; } //素数判定 bool isPrime(ll x) { ll i; if (x < 2) return 0; else if (x == 2) return 1; if (x % 2 == 0) return 0; for (i = 3; i * i <= x; i += 2) if (x % i == 0) return 0; return 1; } //桁和 int digsum(ll n) { int res = 0; while (n > 0) { res += n % 10; n /= 10; } return res; } //桁数 int dignum(ll n) { int res = 0; while (n > 0) { res++; n /= 10; } return res; } //文字列中の特定の文字カウント ll stringcount(string s, char c) { return count(s.cbegin(), s.cend(), c); } //階乗 ll ka(ll i) { ll res = 1; while (i > 0) { res = res * i; i--; } return res; } // ncr ll ncr(ll x, ll y) { ll a = x; ll b = 1; if (y > (x / 2)) { y = x - y; } for (ll i = 1; i < y; i++) { a *= x - i; b *= i + 1; } return a / b; } //フィボナッチ数列 -92 ll f(ll x) { ll dp[x + 1]; dp[1] = 1; dp[2] = 1; for (ll i = 3; i <= x; i++) { dp[i] = dp[i - 1] + dp[i - 2]; } return dp[x]; } int main() { int n; cin >> n; vector<double> v(n); rep(i, n) cin >> v[i]; sort(v); double ans = (v[0] + v[1]) / 2; for (int i = 2; i < n; i++) { ans = (ans + v[i]) / 2; } cout << ans << endl; }
[ "variable_declaration.type.primitive.change" ]
736,759
736,760
u584787460
cpp
p02935
#include <bits/stdc++.h> using namespace std; const int N = 55; int n; int a[N]; int main() { cin >> n; for (int i = 1; i <= n; i++) { cin >> a[i]; } double ans = 0; sort(a + 1, a + n + 1); for (int i = 1; i < n; i++) { ans = 1.0 * (a[i] + a[i + 1]) / 2; a[i + 1] = ans; } cout << setprecision(9) << fixed << a[n] << '\n'; return 0; }
#include <bits/stdc++.h> using namespace std; const int N = 55; int n; double a[N]; int main() { cin >> n; for (int i = 1; i <= n; i++) { cin >> a[i]; } double ans = 0; sort(a + 1, a + n + 1); for (int i = 1; i < n; i++) { ans = 1.0 * (a[i] + a[i + 1]) / 2; a[i + 1] = ans; } cout << setprecision(9) << fixed << ans << '\n'; return 0; }
[ "variable_declaration.type.primitive.change", "io.output.change" ]
736,769
736,770
u670128805
cpp
p02935
#include <bits/stdc++.h> using namespace std; const int N = 55; int n; int a[N]; int main() { cin >> n; for (int i = 1; i <= n; i++) { cin >> a[i]; } double ans = 0; sort(a + 1, a + n + 1); for (int i = 1; i < n; i++) { ans = 1.0 * (a[i] + a[i + 1]) / 2; a[i + 1] = ans; } cout << setprecision(9) << fixed << ans << '\n'; return 0; }
#include <bits/stdc++.h> using namespace std; const int N = 55; int n; double a[N]; int main() { cin >> n; for (int i = 1; i <= n; i++) { cin >> a[i]; } double ans = 0; sort(a + 1, a + n + 1); for (int i = 1; i < n; i++) { ans = 1.0 * (a[i] + a[i + 1]) / 2; a[i + 1] = ans; } cout << setprecision(9) << fixed << ans << '\n'; return 0; }
[ "variable_declaration.type.primitive.change" ]
736,771
736,770
u670128805
cpp
p02935
#include <algorithm> #include <iostream> #include <vector> using namespace std; #define IOS \ ios::sync_with_stdio(0); \ cin.tie(0); \ cout.tie(0); #define endl "\n" #define ll long long #define int long long #define float double #define double long double #define max(a, b) (a > b ? a : b) #define min(a, b) (a < b ? a : b) #define pb push_back int32_t main() { IOS int n; cin >> n; vector<int> v(n); for (int i = 0; i < n; i++) { cin >> v[i]; } sort(v.begin(), v.end()); double res = (v[0] + v[1]) / 2.0; for (int i = 1; i < n; i++) res += (res + v[i]) / 2.0; cout << res; // printf("%.12lf",res); return 0; }
#include <algorithm> #include <iostream> #include <vector> using namespace std; #define IOS \ ios::sync_with_stdio(0); \ cin.tie(0); \ cout.tie(0); #define endl "\n" #define ll long long #define int long long #define float double #define double long double #define max(a, b) (a > b ? a : b) #define min(a, b) (a < b ? a : b) #define pb push_back int32_t main() { IOS int n; cin >> n; vector<int> v(n); for (int i = 0; i < n; i++) { cin >> v[i]; } sort(v.begin(), v.end()); double res = (v[0] + v[1]) / 2.0; for (int i = 2; i < n; i++) res = (res + v[i]) / 2.0; cout << res; // printf("%.12lf",res); return 0; }
[ "literal.number.change", "variable_declaration.value.change", "control_flow.loop.for.initializer.change", "expression.off_by_one", "assignment.value.change" ]
736,774
736,775
u499347398
cpp
p02935
#include <algorithm> #include <cmath> #include <iomanip> #include <iostream> #include <map> #include <stack> #include <string> #include <vector> using namespace std; int main() { int N; cin >> N; vector<int> vs; int v; for (int i = 0; i < N; ++i) { cin >> v; vs.push_back(v); } sort(vs.begin(), vs.end()); for (int i = 0; i < N - 1; ++i) { vs[i + 1] = (double)vs[i] + (double)(vs[i + 1] - vs[i]) / (double)2; } cout << vs[N - 1] << endl; return 0; }
#include <algorithm> #include <cmath> #include <iomanip> #include <iostream> #include <map> #include <stack> #include <string> #include <vector> using namespace std; int main() { int N; cin >> N; vector<double> vs; double v; for (int i = 0; i < N; ++i) { cin >> v; vs.push_back(v); } sort(vs.begin(), vs.end()); for (int i = 0; i < N - 1; ++i) { vs[i + 1] = (double)vs[i] + (double)(vs[i + 1] - vs[i]) / (double)2; } cout << vs[N - 1] << endl; return 0; }
[ "variable_declaration.type.primitive.change" ]
736,780
736,781
u319569229
cpp
p02935
#include <functional> #include <iostream> #include <queue> #include <vector> using namespace std; int main(int argc, const char *argv[]) { int n; cin >> n; priority_queue<double, vector<double>, greater<double>> q; for (int i = 0; i < n; i++) { double n; cin >> n; q.push(n); } while (q.size() > 1) { int fst = q.top(); q.pop(); int snd = q.top(); q.pop(); q.push((fst + snd) / 2); } cout << q.top() << "\n"; return 0; }
#include <functional> #include <iostream> #include <queue> #include <vector> using namespace std; int main(int argc, const char *argv[]) { int n; cin >> n; priority_queue<double, vector<double>, greater<double>> q; for (int i = 0; i < n; i++) { double n; cin >> n; q.push(n); } while (q.size() > 1) { double fst = q.top(); q.pop(); double snd = q.top(); q.pop(); q.push((fst + snd) / 2); } cout << q.top() << "\n"; return 0; }
[ "variable_declaration.type.primitive.change" ]
736,782
736,783
u289545075
cpp
p02935
#include "bits/stdc++.h" using namespace std; #define MOD 1000000007 //#define MOD 998244353 const double EPS = 1e-9; #define INF (1LL << 60) #define D double #define fs first #define sc second #define int long long #define FOR(i, a, b) for (int i = (int)(a); i < (int)(b); ++i) #define RFOR(i, a, b) for (int i = (int)(b - 1); i >= (int)(a); --i) #define REP(i, n) FOR(i, 0, (n)) #define RREP(i, n) RFOR(i, 0, (n)) #define ITR(itr, mp) for (auto itr = (mp).begin(); itr != (mp).end(); ++itr) #define RITR(itr, mp) for (auto itr = (mp).rbegin(); itr != (mp).rend(); ++itr) #define range(i, a, b) ((a) <= (i) && (i) < (b)) #define debug(x) cout << #x << " = " << (x) << endl; #define SP << " " << typedef pair<int, int> P; typedef vector<int> vec; typedef vector<vector<int>> mat; signed main() { ios::sync_with_stdio(false); cout.tie(0); cout.precision(20); int n; cin >> n; vector<int> vs(n); REP(i, n) cin >> vs[i]; sort(vs.begin(), vs.end(), greater<int>()); stack<D> s; REP(i, n) s.push(vs[i]); while (s.size() != 1) { int a = s.top(); s.pop(); int b = s.top(); s.pop(); s.push((a + b) / 2.0); } cout << s.top() << endl; return 0; }
#include "bits/stdc++.h" using namespace std; #define MOD 1000000007 //#define MOD 998244353 const double EPS = 1e-9; #define INF (1LL << 60) #define D double #define fs first #define sc second #define int long long #define FOR(i, a, b) for (int i = (int)(a); i < (int)(b); ++i) #define RFOR(i, a, b) for (int i = (int)(b - 1); i >= (int)(a); --i) #define REP(i, n) FOR(i, 0, (n)) #define RREP(i, n) RFOR(i, 0, (n)) #define ITR(itr, mp) for (auto itr = (mp).begin(); itr != (mp).end(); ++itr) #define RITR(itr, mp) for (auto itr = (mp).rbegin(); itr != (mp).rend(); ++itr) #define range(i, a, b) ((a) <= (i) && (i) < (b)) #define debug(x) cout << #x << " = " << (x) << endl; #define SP << " " << typedef pair<int, int> P; typedef vector<int> vec; typedef vector<vector<int>> mat; signed main() { ios::sync_with_stdio(false); cout.tie(0); cout.precision(20); int n; cin >> n; vector<int> vs(n); REP(i, n) cin >> vs[i]; sort(vs.begin(), vs.end(), greater<int>()); stack<D> s; REP(i, n) s.push(vs[i]); while (s.size() != 1) { double a = s.top(); s.pop(); double b = s.top(); s.pop(); s.push((a + b) / 2.0); } cout << s.top() << endl; return 0; }
[ "variable_declaration.type.primitive.change" ]
736,786
736,787
u237054088
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; vector<double> p(N); for (int i = 0; i < N; i++) { cin >> p.at(i); } sort(p.begin(), p.end()); reverse(p.begin(), p.end()); int64_t a = 2; double Z = 0; for (int i = 1; i < N; i++) { Z += p.at(i) / a; a *= 2; if (i == N - 2) { a /= 2; } } cout << fixed << setprecision(10); cout << Z << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; vector<double> p(N); for (int i = 0; i < N; i++) { cin >> p.at(i); } sort(p.begin(), p.end()); reverse(p.begin(), p.end()); int64_t a = 2; double Z = 0; for (int i = 0; i < N; i++) { Z += p.at(i) / a; a *= 2; if (i == N - 2) { a /= 2; } } cout << fixed << setprecision(10); cout << Z << endl; }
[ "literal.number.change", "variable_declaration.value.change", "control_flow.loop.for.initializer.change", "expression.off_by_one" ]
736,800
736,801
u158290747
cpp
p02935
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (int)(n); i++) using namespace std; int main() { int n; cin >> n; vector<int> v(n, 0); rep(i, n) { cin >> v[i]; } sort(v.begin(), v.end()); rep(i, n - 1) { v[i + 1] = (v[i] + v[i + 1]) / 2; } cout << v[n - 1] << endl; }
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (int)(n); i++) using namespace std; int main() { int n; cin >> n; vector<float> v(n, 0); rep(i, n) { cin >> v[i]; } sort(v.begin(), v.end()); rep(i, n - 1) { v[i + 1] = (v[i] + v[i + 1]) / 2; } cout << v[n - 1] << endl; }
[ "variable_declaration.type.primitive.change" ]
736,804
736,805
u443151804
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { long long n; cin >> n; vector<long long> v(n); for (int i = 0; i < n; i++) cin >> v[i]; sort(v.begin(), v.end()); double x = (v[0] + v[1]) / 2; for (int i = 2; i < n; i++) x = (x + v[i]) / 2; cout << fixed << setprecision(10) << x << endl; }
#include <bits/stdc++.h> using namespace std; int main() { long long n; cin >> n; vector<long long> v(n); for (int i = 0; i < n; i++) cin >> v[i]; sort(v.begin(), v.end()); double x = v[0] + v[1]; x /= 2; for (int i = 2; i < n; i++) x = (x + v[i]) / 2; cout << fixed << setprecision(10) << x << endl; }
[]
736,814
736,815
u261947526
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { long long n; cin >> n; vector<long long> v(n); for (int i = 0; i < n; i++) cin >> v[i]; sort(v.begin(), v.end()); double x = v[0] + v[1] / 2; for (int i = 2; i < n; i++) x = (x + v[i]) / 2; cout << fixed << setprecision(10) << x << endl; }
#include <bits/stdc++.h> using namespace std; int main() { long long n; cin >> n; vector<long long> v(n); for (int i = 0; i < n; i++) cin >> v[i]; sort(v.begin(), v.end()); double x = v[0] + v[1]; x /= 2; for (int i = 2; i < n; i++) x = (x + v[i]) / 2; cout << fixed << setprecision(10) << x << endl; }
[ "expression.operation.binary.change", "assignment.change" ]
736,816
736,815
u261947526
cpp
p02935
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (n); ++i) using namespace std; using ll = long long; int main() { int n; cin >> n; vector<int> v(n); rep(i, n) cin >> v[i]; sort(v.begin(), v.end()); double x = (v[0] + v[1]) / 2; for (int i = 2; i < n; ++i) { x = double(x + v[i]) / 2; } cout << x << endl; return 0; }
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (n); ++i) using namespace std; using ll = long long; int main() { int n; cin >> n; vector<int> v(n); rep(i, n) cin >> v[i]; sort(v.begin(), v.end()); double x = double(v[0] + v[1]) / 2; for (int i = 2; i < n; ++i) { x = double(x + v[i]) / 2; } cout << x << endl; return 0; }
[ "call.add" ]
736,821
736,822
u754114382
cpp
p02935
#include <algorithm> #include <iostream> #include <vector> int main() { int n; std::cin >> n; std::vector<int> v(n); for (int i = 0; i < n; i++) { std::cin >> v[i]; } float accum = 0; bool flag = true; std::sort(v.begin(), v.end()); while (flag) { int first = v.front(); int second = v.at(1); accum = (first + second) / 2.0f; v.erase(v.begin()); v.erase(v.begin()); v.push_back(int(accum)); std::sort(v.begin(), v.end()); if (v.size() <= 1) { flag = false; } } std::cout << accum << std::endl; }
#include <algorithm> #include <iostream> #include <vector> int main() { int n; std::cin >> n; std::vector<float> v(n); for (int i = 0; i < n; i++) { std::cin >> v[i]; } float accum = 0; bool flag = true; std::sort(v.begin(), v.end()); while (flag) { float first = v.front(); float second = v.at(1); accum = (first + second) / 2.0f; v.erase(v.begin()); v.erase(v.begin()); v.push_back(accum); std::sort(v.begin(), v.end()); if (v.size() <= 1) { flag = false; } } std::cout << accum << std::endl; }
[ "variable_declaration.type.primitive.change", "call.remove", "call.arguments.change" ]
736,825
736,824
u083254278
cpp
p02935
#ifndef _GLIBCXX_NO_ASSERT #include <cassert> #endif #include <cctype> #include <cerrno> #include <cfloat> #include <ciso646> #include <climits> #include <clocale> #include <cmath> #include <csetjmp> #include <csignal> #include <cstdarg> #include <cstddef> #include <cstdio> #include <cstdlib> #include <cstring> #include <ctime> #if __cplusplus >= 201103L #include <ccomplex> #include <cfenv> #include <cinttypes> #include <cstdbool> #include <cstdint> #include <ctgmath> #include <cwchar> #include <cwctype> #endif // C++ #include <algorithm> #include <bitset> #include <complex> #include <deque> #include <exception> #include <fstream> #include <functional> #include <iomanip> #include <ios> #include <iosfwd> #include <iostream> #include <istream> #include <iterator> #include <limits> #include <list> #include <locale> #include <map> #include <memory> #include <new> #include <numeric> #include <ostream> #include <queue> #include <set> #include <sstream> #include <stack> #include <stdexcept> #include <streambuf> #include <string> #include <typeinfo> #include <utility> #include <valarray> #include <vector> #if __cplusplus >= 201103L #include <array> #include <atomic> #include <chrono> #include <condition_variable> #include <forward_list> #include <future> #include <initializer_list> #include <mutex> #include <random> #include <ratio> #include <regex> #include <scoped_allocator> #include <system_error> #include <thread> #include <tuple> #include <type_traits> #include <typeindex> #include <unordered_map> #include <unordered_set> #endif #define int long long #define rng(i, l, r) for (size_t i = (l); i < (r); ++i) #define rep(i, n) rng(i, 0, n) #define gnr(i, l, r) for (size_t i = (r)-1; i >= (l); i--) #define per(i, b) gnr(i, 0, b) #define ALL(obj) (obj).begin(), (obj).end() // 1,2,3,... #define rALL(obj) (obj).rbegin(), (obj).rend() //...,3,2,1 using namespace std; // using ll = long long; const int MOD = 1000000007; const int INF = 1e18; const int dx4[4] = {1, 0, -1, 0}; const int dy4[4] = {0, 1, 0, -1}; const int dx8[8] = {1, 1, 0, -1, -1, -1, 0, 1}; const int dy8[8] = {0, 1, 1, 1, 0, -1, -1, -1}; const double pi = acos(-1); template <class T> inline bool chmin(T &a, T b) { if (a > b) { a = b; return true; } return false; } template <class T> inline bool chmax(T &a, T b) { if (a < b) { a = b; return true; } return false; } using Graph = vector<vector<int>>; void solve() { // remove the bottom 3 lines when you submit this code. std::ifstream in("sample.txt"); std::cin.rdbuf(in.rdbuf()); cin.tie(0); ios::sync_with_stdio(false); int n; cin >> n; vector<int> v(n); rep(i, n) cin >> v[i]; sort(ALL(v)); double ans = 0; for (int i = 0; i < n - 1; i++) { if (i == 0) { ans = (v[i] + v[i + 1]) / 2; } else { ans = (ans + v[i + 1]) / 2; } } cout << setprecision(10) << ans << endl; } signed main() { solve(); return 0; }
#ifndef _GLIBCXX_NO_ASSERT #include <cassert> #endif #include <cctype> #include <cerrno> #include <cfloat> #include <ciso646> #include <climits> #include <clocale> #include <cmath> #include <csetjmp> #include <csignal> #include <cstdarg> #include <cstddef> #include <cstdio> #include <cstdlib> #include <cstring> #include <ctime> #if __cplusplus >= 201103L #include <ccomplex> #include <cfenv> #include <cinttypes> #include <cstdbool> #include <cstdint> #include <ctgmath> #include <cwchar> #include <cwctype> #endif // C++ #include <algorithm> #include <bitset> #include <complex> #include <deque> #include <exception> #include <fstream> #include <functional> #include <iomanip> #include <ios> #include <iosfwd> #include <iostream> #include <istream> #include <iterator> #include <limits> #include <list> #include <locale> #include <map> #include <memory> #include <new> #include <numeric> #include <ostream> #include <queue> #include <set> #include <sstream> #include <stack> #include <stdexcept> #include <streambuf> #include <string> #include <typeinfo> #include <utility> #include <valarray> #include <vector> #if __cplusplus >= 201103L #include <array> #include <atomic> #include <chrono> #include <condition_variable> #include <forward_list> #include <future> #include <initializer_list> #include <mutex> #include <random> #include <ratio> #include <regex> #include <scoped_allocator> #include <system_error> #include <thread> #include <tuple> #include <type_traits> #include <typeindex> #include <unordered_map> #include <unordered_set> #endif #define int long long #define rng(i, l, r) for (size_t i = (l); i < (r); ++i) #define rep(i, n) rng(i, 0, n) #define gnr(i, l, r) for (size_t i = (r)-1; i >= (l); i--) #define per(i, b) gnr(i, 0, b) #define ALL(obj) (obj).begin(), (obj).end() // 1,2,3,... #define rALL(obj) (obj).rbegin(), (obj).rend() //...,3,2,1 using namespace std; // using ll = long long; const int MOD = 1000000007; const int INF = 1e18; const int dx4[4] = {1, 0, -1, 0}; const int dy4[4] = {0, 1, 0, -1}; const int dx8[8] = {1, 1, 0, -1, -1, -1, 0, 1}; const int dy8[8] = {0, 1, 1, 1, 0, -1, -1, -1}; const double pi = acos(-1); template <class T> inline bool chmin(T &a, T b) { if (a > b) { a = b; return true; } return false; } template <class T> inline bool chmax(T &a, T b) { if (a < b) { a = b; return true; } return false; } using Graph = vector<vector<int>>; void solve() { // remove the bottom 3 lines when you submit this code. std::ifstream in("sample.txt"); std::cin.rdbuf(in.rdbuf()); cin.tie(0); ios::sync_with_stdio(false); int n; cin >> n; vector<double> v(n); rep(i, n) cin >> v[i]; sort(ALL(v)); double ans = 0; for (int i = 0; i < n - 1; i++) { if (i == 0) { ans = (v[i] + v[i + 1]) / 2; } else { ans = (ans + v[i + 1]) / 2; } } cout << setprecision(10) << ans << endl; } signed main() { solve(); return 0; }
[ "variable_declaration.type.primitive.change" ]
736,831
736,832
u914047482
cpp
p02935
#include <bits/stdc++.h> #define EB emplace_back #define int long long #define F first #define S second #define N 100005 #define ALL(x) x.begin(), x.end() #define endl '\n' #define IOS \ ios::sync_with_stdio(0); \ cin.tie(0); \ cout.tie(0) using namespace std; int32_t main() { IOS; int tt = 1; cin >> tt; while (tt--) { int n; cin >> n; cout << fixed; cout << setprecision(13); int arr[n]; for (int i = 0; i < n; i++) { cin >> arr[i]; } sort(arr, arr + n); double ans = 0.0; int cnt = 1; ans += arr[0]; for (int i = 1; i < n; i++) { ans += cnt * arr[i]; cnt *= 2; } cout << ans / cnt; } return 0; }
#include <bits/stdc++.h> #define EB emplace_back #define int long long #define F first #define S second #define N 100005 #define ALL(x) x.begin(), x.end() #define endl '\n' #define IOS \ ios::sync_with_stdio(0); \ cin.tie(0); \ cout.tie(0) using namespace std; int32_t main() { IOS; int tt = 1; // cin>>tt; while (tt--) { int n; cin >> n; cout << fixed; cout << setprecision(13); int arr[n]; for (int i = 0; i < n; i++) { cin >> arr[i]; } sort(arr, arr + n); //,greater<int>()); double ans = 0.0; int cnt = 1; ans += arr[0]; for (int i = 1; i < n; i++) { ans += cnt * arr[i]; cnt *= 2; } cout << ans / cnt; } return 0; }
[]
736,841
736,842
u915287802
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<double> x(n); for (int i = 0; i < n; i++) cin >> x[i]; sort(x.begin(), x.end()); for (int i = 1; i < n; i++) { for (int j = 0; j < i + 1; j++) cout << x[j] << endl; } double sum = 0; for (int i = 0; i < n; i++) sum += x[i]; cout << sum << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<double> x(n); for (int i = 0; i < n; i++) cin >> x[i]; sort(x.begin(), x.end()); for (int i = 1; i < n; i++) { for (int j = 0; j < i + 1; j++) x[j] /= 2; } double sum = 0; for (int i = 0; i < n; i++) sum += x[i]; cout << sum << endl; return 0; }
[ "expression.operation.binary.remove" ]
736,843
736,844
u028906014
cpp
p02935
#include <algorithm> #include <bitset> #include <cassert> #include <cmath> #include <complex> #include <cstdio> #include <cstring> #include <ctime> #include <fstream> #include <iomanip> #include <iostream> #include <map> #include <numeric> #include <queue> #include <random> #include <set> #include <string> #include <unordered_map> #include <unordered_set> #include <vector> using namespace std; signed main() { ios_base::sync_with_stdio(false); cin.tie(0); int n; cin >> n; vector<int> a(n); for (auto &t : a) { cin >> t; } sort(a.begin(), a.end()); double cur = (a[0] + a[1]) / 2; for (int i = 2; i < n; i++) { cur = (cur + a[i]) / 2; } cout << fixed << setprecision(15); cout << cur << endl; }
#include <algorithm> #include <bitset> #include <cassert> #include <cmath> #include <complex> #include <cstdio> #include <cstring> #include <ctime> #include <fstream> #include <iomanip> #include <iostream> #include <map> #include <numeric> #include <queue> #include <random> #include <set> #include <string> #include <unordered_map> #include <unordered_set> #include <vector> using namespace std; signed main() { ios_base::sync_with_stdio(false); cin.tie(0); int n; cin >> n; vector<int> a(n); for (auto &t : a) { cin >> t; } sort(a.begin(), a.end()); double cur = ((double)a[0] + a[1]) / 2; for (int i = 2; i < n; i++) { cur = (cur + a[i]) / 2; } cout << fixed << setprecision(15); cout << cur << endl; }
[ "type_conversion.add" ]
736,845
736,846
u293523151
cpp
p02935
#include <algorithm> #include <iostream> #include <vector> using namespace std; int main() { int n, max; cin >> n; vector<int> v(n); for (int i = 0; i < n; ++i) cin >> v[i]; sort(v.begin(), v.end()); max = v[0]; for (int i = 1; i < n; ++i) max = (max + v[i]) / 2; cout << max << '\n'; }
#include <algorithm> #include <iostream> #include <vector> using namespace std; int main() { int n; double max; cin >> n; vector<int> v(n); for (int i = 0; i < n; ++i) cin >> v[i]; sort(v.begin(), v.end()); max = v[0]; for (int i = 1; i < n; ++i) max = (max + v[i]) / 2; cout << max << '\n'; }
[ "variable_declaration.type.change" ]
736,861
736,862
u722351299
cpp
p02935
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 0; i < (int)(n); i++) int main() { cin.tie(0); ios::sync_with_stdio(false); int n; cin >> n; vector<double> v(n); rep(i, n) cin >> v.at(i); sort(v.begin(), v.end()); int ans = v.at(0); rep(i, n - 1) ans = (ans + v.at(i + 1)) / 2; cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 0; i < (int)(n); i++) int main() { cin.tie(0); ios::sync_with_stdio(false); int n; cin >> n; vector<double> v(n); rep(i, n) cin >> v.at(i); sort(v.begin(), v.end()); double ans = v.at(0); rep(i, n - 1) ans = (ans + v.at(i + 1)) / 2; cout << ans << endl; }
[ "variable_declaration.type.primitive.change" ]
736,870
736,871
u297398560
cpp
p02935
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 0; i < (int)(n); i++) int main() { cin.tie(0); ios::sync_with_stdio(false); int n; vector<double> v(n); rep(i, n) cin >> v.at(i); sort(v.begin(), v.end()); int ans = v.at(0); rep(i, n - 1) ans = (ans + v.at(i + 1)) / 2; cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 0; i < (int)(n); i++) int main() { cin.tie(0); ios::sync_with_stdio(false); int n; cin >> n; vector<double> v(n); rep(i, n) cin >> v.at(i); sort(v.begin(), v.end()); double ans = v.at(0); rep(i, n - 1) ans = (ans + v.at(i + 1)) / 2; cout << ans << endl; }
[ "variable_declaration.type.primitive.change" ]
736,872
736,871
u297398560
cpp
p02935
#include <algorithm> #include <iomanip> #include <iostream> #include <math.h> #include <vector> using namespace std; void solve() { int n; cin >> n; vector<double> v; for (int i = 0; i < n; i++) { int x; cin >> x; v.push_back(x); } while (v.size() > 1) { sort(v.begin(), v.end()); int a = v[0], b = v[1]; v.erase(v.begin(), v.begin() + 2); v.push_back((a + b) / 2.0); } cout << fixed << setprecision(6) << v[0] << endl; return; } int main() { solve(); return 0; }
#include <algorithm> #include <iomanip> #include <iostream> #include <math.h> #include <vector> using namespace std; void solve() { int n; cin >> n; vector<double> v; for (int i = 0; i < n; i++) { int x; cin >> x; v.push_back(x); } while (v.size() > 1) { sort(v.begin(), v.end()); double a = v[0], b = v[1]; v.erase(v.begin(), v.begin() + 2); v.push_back((a + b) / 2.0); } cout << fixed << setprecision(6) << v[0] << endl; return; } int main() { solve(); return 0; }
[ "variable_declaration.type.primitive.change" ]
736,876
736,877
u489302942
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; double a[n]; for (int i = 0; i < n; i++) { cin >> a[i]; } for (int i = 0; i < n - 1; i++) for (int j = 1; j < n; j++) { if (a[i] > a[j]) { float t; t = a[i]; a[i] = a[j]; a[j] = t; } } int k = 0; int l = 1; while (k < n - 1) { a[l] = (a[k] + a[l]) / 2.0; k++; l++; } cout << a[n - 1]; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; float a[n]; for (int i = 0; i < n; i++) { cin >> a[i]; } for (int i = 0; i < n - 1; i++) for (int j = i; j < n; j++) { if (a[i] > a[j]) { float t; t = a[i]; a[i] = a[j]; a[j] = t; } } int k = 0; int l = 1; while (k < n - 1) { a[l] = (a[k] + a[l]) / 2.0; k++; l++; } cout << a[n - 1]; }
[ "variable_declaration.type.primitive.change", "variable_declaration.value.change", "identifier.replace.add", "literal.replace.remove", "control_flow.loop.for.initializer.change" ]
736,882
736,883
u294547216
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; double a[n]; for (int i = 0; i < n; i++) { cin >> a[i]; } for (int i = 0; i < n - 1; i++) for (int j = 1; j < n; j++) { if (a[i] > a[j]) { float t; t = a[i]; a[i] = a[j]; a[j] = t; } } int k = 0; int l = 1; while (k < n - 1) { a[l] = (a[k] + a[l]) / 2.0; k++; l++; } cout << a[n - 1]; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; double a[n]; for (int i = 0; i < n; i++) { cin >> a[i]; } for (int i = 0; i < n - 1; i++) for (int j = i; j < n; j++) { if (a[i] > a[j]) { double t; t = a[i]; a[i] = a[j]; a[j] = t; } } int k = 0; int l = 1; while (k < n - 1) { a[l] = (a[k] + a[l]) / 2.0; k++; l++; } cout << a[n - 1]; }
[ "variable_declaration.value.change", "identifier.replace.add", "literal.replace.remove", "control_flow.loop.for.initializer.change", "variable_declaration.type.primitive.change" ]
736,882
736,884
u294547216
cpp
p02935
#pragma once #include <algorithm> #include <iostream> #include <string> #include <vector> typedef long long ll; #define all(x) (x).begin(), (x).end() // sortなどの引数を省略 #define rep(i, n) for (ll i = 0; i < (ll)(n); i++) #ifdef _MSC_FULL_VER //デバッグ出力 #define dout cout #define debug() if (true) #define check(x) std::cout << "★" << #x << "の値:" << (x) << endl #define pass(x) std::cout << "☆" << x << endl #else #define dout \ if (false) \ cout #define debug() if (false) #define check(x) \ if (false) \ cout << "★" << #x << "の値:" << (x) << endl #define pass(x) \ if (false) \ cout << "☆" << x << endl #endif using namespace std; int main() { int N; cin >> N; vector<double> list(N + 1, 9999); for (int i = 0; i < N; i++) { cin >> list[i]; } sort(all(list)); dout << "====listの内容====\n"; for (int i = 0; i < N; i++) dout << list[i] << endl; dout << "====ここまで====\n"; rep(i, N - 1) { cout << i << "/" << list[i] << "/" << list[i + 1] << endl; list[i + 1] = (list[i] + list[i + 1]) / 2; } cout << list[N - 1]; return 0; } /* //よく使うやつ int N; cin >> N; vector<int> list(N); for (int i = 0; i < N; i++) { cin >> list[i]; } // for文 for (int i = 0; i < N; i++) { } //配列 vector<int> vec; vec.at(i) vector<vector<int>> vec(10, vector<int>(10)); sort(all(vec)); sort(all(vec), greater<int>()); //配列の内容表示 dout << "====vecの内容====\n"; for (int i = 0; i < N; i++) dout << vec[i] << endl; dout << "====ここまで====\n"; */
#pragma once #include <algorithm> #include <iostream> #include <string> #include <vector> typedef long long ll; #define all(x) (x).begin(), (x).end() // sortなどの引数を省略 #define rep(i, n) for (ll i = 0; i < (ll)(n); i++) #ifdef _MSC_FULL_VER //デバッグ出力 #define dout cout #define debug() if (true) #define check(x) std::cout << "★" << #x << "の値:" << (x) << endl #define pass(x) std::cout << "☆" << x << endl #else #define dout \ if (false) \ cout #define debug() if (false) #define check(x) \ if (false) \ cout << "★" << #x << "の値:" << (x) << endl #define pass(x) \ if (false) \ cout << "☆" << x << endl #endif using namespace std; int main() { int N; cin >> N; vector<double> list(N + 1, 9999); for (int i = 0; i < N; i++) { cin >> list[i]; } sort(all(list)); dout << "====listの内容====\n"; for (int i = 0; i < N; i++) dout << list[i] << endl; dout << "====ここまで====\n"; rep(i, N - 1) { dout << i << "/" << list[i] << "/" << list[i + 1] << endl; list[i + 1] = (list[i] + list[i + 1]) / 2; } cout << list[N - 1]; return 0; } /* //よく使うやつ int N; cin >> N; vector<int> list(N); for (int i = 0; i < N; i++) { cin >> list[i]; } // for文 for (int i = 0; i < N; i++) { } //配列 vector<int> vec; vec.at(i) vector<vector<int>> vec(10, vector<int>(10)); sort(all(vec)); sort(all(vec), greater<int>()); //配列の内容表示 dout << "====vecの内容====\n"; for (int i = 0; i < N; i++) dout << vec[i] << endl; dout << "====ここまで====\n"; */
[ "identifier.change", "expression.operation.binary.change" ]
736,885
736,886
u043964516
cpp
p02935
#pragma once #include <algorithm> #include <iostream> #include <string> #include <vector> typedef long long ll; #define all(x) (x).begin(), (x).end() // sortなどの引数を省略 #define rep(i, n) for (ll i = 0; i < (ll)(n); i++) #ifdef _MSC_FULL_VER //デバッグ出力 #define dout cout #define debug() if (true) #define check(x) std::cout << "★" << #x << "の値:" << (x) << endl #define pass(x) std::cout << "☆" << x << endl #else #define dout \ if (false) \ cout #define debug() if (false) #define check(x) \ if (false) \ cout << "★" << #x << "の値:" << (x) << endl #define pass(x) \ if (false) \ cout << "☆" << x << endl #endif using namespace std; int main() { int N; cin >> N; vector<int> list(N + 1, 9999); for (int i = 0; i < N; i++) { cin >> list[i]; } sort(all(list)); dout << "====listの内容====\n"; for (int i = 0; i < N; i++) dout << list[i] << endl; dout << "====ここまで====\n"; rep(i, N - 1) { cout << i << "/" << list[i] << "/" << list[i + 1] << endl; list[i + 1] = (list[i] + list[i + 1]) / 2; } cout << list[N - 1]; return 0; } /* //よく使うやつ int N; cin >> N; vector<int> list(N); for (int i = 0; i < N; i++) { cin >> list[i]; } // for文 for (int i = 0; i < N; i++) { } //配列 vector<int> vec; vec.at(i) vector<vector<int>> vec(10, vector<int>(10)); sort(all(vec)); sort(all(vec), greater<int>()); //配列の内容表示 dout << "====vecの内容====\n"; for (int i = 0; i < N; i++) dout << vec[i] << endl; dout << "====ここまで====\n"; */
#pragma once #include <algorithm> #include <iostream> #include <string> #include <vector> typedef long long ll; #define all(x) (x).begin(), (x).end() // sortなどの引数を省略 #define rep(i, n) for (ll i = 0; i < (ll)(n); i++) #ifdef _MSC_FULL_VER //デバッグ出力 #define dout cout #define debug() if (true) #define check(x) std::cout << "★" << #x << "の値:" << (x) << endl #define pass(x) std::cout << "☆" << x << endl #else #define dout \ if (false) \ cout #define debug() if (false) #define check(x) \ if (false) \ cout << "★" << #x << "の値:" << (x) << endl #define pass(x) \ if (false) \ cout << "☆" << x << endl #endif using namespace std; int main() { int N; cin >> N; vector<double> list(N + 1, 9999); for (int i = 0; i < N; i++) { cin >> list[i]; } sort(all(list)); dout << "====listの内容====\n"; for (int i = 0; i < N; i++) dout << list[i] << endl; dout << "====ここまで====\n"; rep(i, N - 1) { dout << i << "/" << list[i] << "/" << list[i + 1] << endl; list[i + 1] = (list[i] + list[i + 1]) / 2; } cout << list[N - 1]; return 0; } /* //よく使うやつ int N; cin >> N; vector<int> list(N); for (int i = 0; i < N; i++) { cin >> list[i]; } // for文 for (int i = 0; i < N; i++) { } //配列 vector<int> vec; vec.at(i) vector<vector<int>> vec(10, vector<int>(10)); sort(all(vec)); sort(all(vec), greater<int>()); //配列の内容表示 dout << "====vecの内容====\n"; for (int i = 0; i < N; i++) dout << vec[i] << endl; dout << "====ここまで====\n"; */
[ "variable_declaration.type.primitive.change", "identifier.change", "expression.operation.binary.change" ]
736,887
736,886
u043964516
cpp
p02935
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (n); i++) using namespace std; typedef long long ll; typedef long double ld; const double pi = acos(-1.0); const ll mod = pow(10, 9) + 7; const ll INF = pow(2, 31) - 1; using str = string; typedef pair<int, int> P; typedef vector<int> vi; ll gcd(ll a, ll b) { ll v0 = a, v1 = b, v2 = a % b; while (v2 != 0) { v0 = v1; v1 = v2; v2 = v0 % v1; } return v1; } ll lcm(ll a, ll b) { return (a * b / gcd(a, b)); } int main() { int n; cin >> n; vector<int> v(n); rep(i, n) { cin >> v[i]; } sort(v.begin(), v.end()); float ans = (v[0] + v[1]) / 2; for (int i = 2; i < n; i++) { ans = (v[i] + ans) / 2; } printf("%.10f\n", ans); return 0; }
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (n); i++) using namespace std; typedef long long ll; typedef long double ld; const double pi = acos(-1.0); const ll mod = pow(10, 9) + 7; const ll INF = pow(2, 31) - 1; using str = string; typedef pair<int, int> P; typedef vector<int> vi; ll gcd(ll a, ll b) { ll v0 = a, v1 = b, v2 = a % b; while (v2 != 0) { v0 = v1; v1 = v2; v2 = v0 % v1; } return v1; } ll lcm(ll a, ll b) { return (a * b / gcd(a, b)); } int main() { int n; cin >> n; vector<int> v(n); rep(i, n) { cin >> v[i]; } sort(v.begin(), v.end()); float ans = (v[0] + v[1]) / 2.0; for (int i = 2; i < n; i++) { ans = (v[i] + ans) / 2.0; } printf("%.10f\n", ans); return 0; }
[ "literal.number.change", "expression.operation.binary.change", "assignment.value.change" ]
736,888
736,889
u420130252
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<int> v(n); for (int i = 0; i < n; i++) { cin >> v.at(i); } sort(v.begin(), v.end()); double ans = 0; ans = v.at(0) * pow(2, n - 1); for (int i = 1; i < n; i++) { ans += v[i] / pow(2, n - i); } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<int> v(n); for (int i = 0; i < n; i++) { cin >> v.at(i); } sort(v.begin(), v.end()); double ans = 0; ans = v.at(0) / pow(2, n - 1); for (int i = 1; i < n; i++) { ans += v[i] / pow(2, n - i); } cout << ans << endl; }
[ "expression.operator.arithmetic.change", "assignment.value.change", "expression.operation.binary.change" ]
736,890
736,891
u553183019
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<int> v(n); for (int i = 0; i < n; i++) { cin >> v.at(i); } sort(v.begin(), v.end()); double ans = 0; ans = v.at(0) * pow(2, n - 1); for (int i = 1; i < n; i++) { ans += v[i] / pow(2, n - i); } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<int> v(n); for (int i = 0; i < n; i++) { cin >> v.at(i); } sort(v.begin(), v.end()); double ans = 0; ans = v.at(0) / pow(2, n - 1); for (int i = 1; i < n; i++) { ans += v[i] / pow(2, n - i); } cout << ans << endl; }
[ "expression.operator.arithmetic.change", "assignment.value.change", "expression.operation.binary.change" ]
736,892
736,891
u553183019
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<int> v(n); for (int i = 0; i < n; i++) { cin >> v[i]; } sort(v.begin(), v.end()); int ans = 0; ans += v[0] / pow(2, n - 1); for (int i = 1; i < n; i++) { ans += v[i] / pow(2, n - i); } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<int> v(n); for (int i = 0; i < n; i++) { cin >> v[i]; } sort(v.begin(), v.end()); double ans = 0; ans += v[0] / pow(2, n - 1); for (int i = 1; i < n; i++) { ans += v[i] / pow(2, n - i); } cout << ans << endl; }
[ "variable_declaration.type.primitive.change" ]
736,896
736,897
u265359795
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; vector<int> v(N); for (int i = 0; i < N; i++) cin >> v[i]; sort(v.begin(), v.end()); double ans = 0; for (int i = 0; i < N - 1; i++) { v[i + 1] = (v[i] + v[i + 1]) / 2.0; } cout << v[N - 1]; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; vector<double> v(N); for (int i = 0; i < N; i++) cin >> v[i]; sort(v.begin(), v.end()); double ans = 0; for (int i = 0; i < N - 1; i++) { v[i + 1] = (v[i] + v[i + 1]) / 2.0; } cout << v[N - 1]; return 0; }
[ "variable_declaration.type.primitive.change" ]
736,906
736,907
u109191542
cpp
p02935
#include <algorithm> #include <iostream> using namespace std; int main() { int n; cin >> n; int a[n]; for (int i = 0; i < n; i++) cin >> a[i]; sort(a, a + n); int ans = a[0]; for (int i = 1; i < n; i++) { ans = (ans + a[i]) / 2; } cout << ans << endl; return 0; }
#include <algorithm> #include <iostream> using namespace std; int main() { int n; cin >> n; float a[n]; for (int i = 0; i < n; i++) cin >> a[i]; sort(a, a + n); float ans = a[0]; for (int i = 1; i < n; i++) { ans = (ans + a[i]) * 1.0 / 2; } cout << ans << endl; return 0; }
[ "variable_declaration.type.primitive.change", "assignment.change" ]
736,916
736,917
u127438619
cpp
p02935
#include <algorithm> #include <iostream> using namespace std; int main() { int n; cin >> n; int a[n]; for (int i = 0; i < n; i++) cin >> a[i]; sort(a, a + n); int ans = a[0]; for (int i = 1; i < n; i++) { ans = (ans + a[i]) / 2; } cout << ans << endl; return 0; }
#include <algorithm> #include <iostream> using namespace std; int main() { int n; cin >> n; float a[n]; for (int i = 0; i < n; i++) cin >> a[i]; sort(a, a + n); float ans = a[0]; for (int i = 1; i < n; i++) { ans = (ans + a[i]) * 1.0 / 2; } cout << ans << endl; return 0; }
[ "variable_declaration.type.primitive.change", "assignment.change" ]
736,916
736,918
u127438619
cpp
p02935
#include <bits/stdc++.h> #define mp make_pair #define pb push_back #define sz(x) (int)x.size() #define all(x) begin(x), end(x) #define debug(x) cerr << #x << " " << x << '\n' using namespace std; using ll = long long; using pii = pair<int, int>; using pli = pair<ll, int>; const int INF = 0x3f3f3f3f, N = 2e5 + 5; const ll LINF = 1e18 + 5; int main() { ios::sync_with_stdio(false); cin.tie(0); int n; priority_queue<double, vector<double>, greater<double>> q; for (int i = 1; i <= n; i++) { double v; cin >> v; q.push(v); } while (sz(q) >= 2) { auto u = q.top(); q.pop(); auto v = q.top(); q.pop(); q.push((u + v) / 2); } auto ans = q.top(); cout << fixed << setprecision(12) << ans; return 0; }
#include <bits/stdc++.h> #define mp make_pair #define pb push_back #define sz(x) (int)x.size() #define all(x) begin(x), end(x) #define debug(x) cerr << #x << " " << x << '\n' using namespace std; using ll = long long; using pii = pair<int, int>; using pli = pair<ll, int>; const int INF = 0x3f3f3f3f, N = 2e5 + 5; const ll LINF = 1e18 + 5; int main() { ios::sync_with_stdio(false); cin.tie(0); int n; cin >> n; priority_queue<double, vector<double>, greater<double>> q; for (int i = 1; i <= n; i++) { double v; cin >> v; q.push(v); } while (sz(q) >= 2) { auto u = q.top(); q.pop(); auto v = q.top(); q.pop(); q.push((u + v) / 2); } auto ans = q.top(); cout << fixed << setprecision(12) << ans; return 0; }
[]
736,928
736,929
u047655753
cpp
p02935
#include <bits/stdc++.h> #include <iostream> #include <vector> using namespace std; int main() { int n, res; cin >> n; vector<int> v(n); for (int i = 0; i < n; i++) { cin >> v.at(i); } sort(v.begin(), v.end()); res = v.at(0); for (int i = 1; i < n; i++) { res = (res + v.at(i)) / 2; } cout << res << endl; }
#include <bits/stdc++.h> #include <iostream> #include <vector> using namespace std; int main() { int n; double res; cin >> n; vector<int> v(n); for (int i = 0; i < n; i++) { cin >> v.at(i); } sort(v.begin(), v.end()); res = v.at(0); for (int i = 1; i < n; i++) { res = (res + v.at(i)) / 2.; } cout << res << endl; }
[ "variable_declaration.type.change" ]
736,940
736,941
u353748264
cpp
p02935
#include <algorithm> #include <bitset> #include <cmath> #include <cstdio> #include <cstdlib> #include <cstring> #include <functional> #include <iostream> #include <map> #include <numeric> #include <queue> #include <set> #include <string> #include <unordered_map> #include <utility> #include <vector> using namespace std; typedef unsigned long long ull; typedef long long ll; typedef pair<ll, ll> prll; #define MOD 1000000007 // 10億 = 10^9になってる #define juu 100000 // 10万 10e5 #define hyaku 1000000 // 100万 10e6 #define mINF -922337200085470000 // llのmax-1桁の小さい方 #define pINF 922337203600070000 // llのmax-1桁のデカい方 #define uINF 1844674407300000000 // ullのmax-1桁してる #define pi 3.1415926535897932384 #define all(v) v.begin(), v.end() #define rep(i, n) for (ll i = 0; i < (ll)(n); i++) ll factor[300]; ll memory[300]; /*素朴法で計算 factorは必ずmemset(factor,0,sizeof(factor)); グローバルであるmemoryに個数を書き込む memory配列の走査にはfactorの要素を使う*/ void primefac(ll num) { int i = 0, kosuu = 0; while (*(factor + i) != 0) { while (num % *(factor + i) == 0) { num /= *(factor + i); memory[*(factor + i)] += 1; } if (num == 1) break; i++; } } /*グローバルにあるfactorに素数書き込む.個数を返すので配列は-1しろforは<*/ int elast(ll number) { ll tmp = 0; int flag = 0; *factor = 2; for (int i = 3; i <= number; i++) { flag = 0; for (int j = 0; j <= tmp; j++) { if (i % (*(factor + j)) == 0) { flag = 1; break; } } if (flag) continue; tmp += 1; *(factor + tmp) = i; } return tmp + 2; } /*intで収まる範囲であってくれ*/ ll nCr(ll n, ll r) { ll val = 1; ll i; if (r == 0) return 1; for (i = 0; i < n - r; i++) { val *= (n - i); val /= (i + 1); } return val; } /*intで収まる範囲であってくれ*/ ll nPr(ll n, ll r) { ll val = 1; ll i; for (i = 0; i < r; i++) { val *= (n - i); } return val; } template <typename T> bool chmin(T &a, const T b) { if (a > b) { a = b; return true; } return false; } template <typename T> bool chmax(T &a, const T b) { if (a < b) { a = b; return true; } return false; } /*ソートして被りを無くす*/ template <typename T> void eraseSame(T &a) { sort(all(a)); a.erase(unique(all(a)), a.end()); } /*aとbで大きい方を後ろにする。変更なしならtrue、ありならfalse */ template <typename T> bool swapmax(T &a, T &b) { T temp; temp = a; if (a > b) { a = b; b = temp; return false; } return true; } ll gcd(ll x, ll y) { return (x % y) ? gcd(y, x % y) : y; } ll lcm(ll x, ll y) { return x / gcd(x, y) * y; } /*一行に入力が何個あるかを1,ぶち込むvectorを2*/ template <typename T> void splitIn(ll N, vector<T> &array) { T temp; int i = 0; if (N == 0) { return; } array.resize(N); while (cin >> temp) { array[i] = temp; i++; if (i >= N) { break; } } return; } int main() { ll n, k, m; ll ans = 0; string s; vector<ll> v; cin >> n; splitIn(n, v); sort(all(v)); ans = v[0]; for (auto &a : v) { ans = (ans + a) / 2; } cout << ans << endl; return 0; }
#include <algorithm> #include <bitset> #include <cmath> #include <cstdio> #include <cstdlib> #include <cstring> #include <functional> #include <iostream> #include <map> #include <numeric> #include <queue> #include <set> #include <string> #include <unordered_map> #include <utility> #include <vector> using namespace std; typedef unsigned long long ull; typedef long long ll; typedef pair<ll, ll> prll; #define MOD 1000000007 // 10億 = 10^9になってる #define juu 100000 // 10万 10e5 #define hyaku 1000000 // 100万 10e6 #define mINF -922337200085470000 // llのmax-1桁の小さい方 #define pINF 922337203600070000 // llのmax-1桁のデカい方 #define uINF 1844674407300000000 // ullのmax-1桁してる #define pi 3.1415926535897932384 #define all(v) v.begin(), v.end() #define rep(i, n) for (ll i = 0; i < (ll)(n); i++) ll factor[300]; ll memory[300]; /*素朴法で計算 factorは必ずmemset(factor,0,sizeof(factor)); グローバルであるmemoryに個数を書き込む memory配列の走査にはfactorの要素を使う*/ void primefac(ll num) { int i = 0, kosuu = 0; while (*(factor + i) != 0) { while (num % *(factor + i) == 0) { num /= *(factor + i); memory[*(factor + i)] += 1; } if (num == 1) break; i++; } } /*グローバルにあるfactorに素数書き込む.個数を返すので配列は-1しろforは<*/ int elast(ll number) { ll tmp = 0; int flag = 0; *factor = 2; for (int i = 3; i <= number; i++) { flag = 0; for (int j = 0; j <= tmp; j++) { if (i % (*(factor + j)) == 0) { flag = 1; break; } } if (flag) continue; tmp += 1; *(factor + tmp) = i; } return tmp + 2; } /*intで収まる範囲であってくれ*/ ll nCr(ll n, ll r) { ll val = 1; ll i; if (r == 0) return 1; for (i = 0; i < n - r; i++) { val *= (n - i); val /= (i + 1); } return val; } /*intで収まる範囲であってくれ*/ ll nPr(ll n, ll r) { ll val = 1; ll i; for (i = 0; i < r; i++) { val *= (n - i); } return val; } template <typename T> bool chmin(T &a, const T b) { if (a > b) { a = b; return true; } return false; } template <typename T> bool chmax(T &a, const T b) { if (a < b) { a = b; return true; } return false; } /*ソートして被りを無くす*/ template <typename T> void eraseSame(T &a) { sort(all(a)); a.erase(unique(all(a)), a.end()); } /*aとbで大きい方を後ろにする。変更なしならtrue、ありならfalse */ template <typename T> bool swapmax(T &a, T &b) { T temp; temp = a; if (a > b) { a = b; b = temp; return false; } return true; } ll gcd(ll x, ll y) { return (x % y) ? gcd(y, x % y) : y; } ll lcm(ll x, ll y) { return x / gcd(x, y) * y; } /*一行に入力が何個あるかを1,ぶち込むvectorを2*/ template <typename T> void splitIn(ll N, vector<T> &array) { T temp; int i = 0; if (N == 0) { return; } array.resize(N); while (cin >> temp) { array[i] = temp; i++; if (i >= N) { break; } } return; } int main() { ll n, k, m; double ans = 0; string s; vector<double> v; cin >> n; splitIn(n, v); sort(all(v)); ans = v[0]; for (auto &a : v) { ans = (ans + a) / 2; } cout << ans << endl; return 0; }
[ "variable_declaration.type.change" ]
736,950
736,951
u143100985
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { cin.tie(0); ios::sync_with_stdio(false); int n; cin >> n; int v[n]; for (int i = 0; i < n; i++) { cin >> v[i]; } sort(v, v + n); double ans = (v[0] + v[1]) / 2; for (int i = 2; i < n; i++) { ans = (ans + v[i]) / 2; } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { cin.tie(0); ios::sync_with_stdio(false); int n; cin >> n; int v[n]; for (int i = 0; i < n; i++) { cin >> v[i]; } sort(v, v + n); double ans = (v[0] + v[1]) / 2.0; for (int i = 2; i < n; i++) { ans = (ans + v[i]) / 2.0; } cout << ans << endl; }
[ "literal.number.change", "expression.operation.binary.change", "assignment.value.change" ]
736,955
736,956
u787005274
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { cin.tie(0); ios::sync_with_stdio(false); int n; cin >> n; int v[n]; for (int i = 0; i < n; i++) { cin >> v[i]; } sort(v, v + n); int ans = (v[0] + v[1]) / 2; for (int i = 2; i < n; i++) { ans = (ans + v[i]) / 2; } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { cin.tie(0); ios::sync_with_stdio(false); int n; cin >> n; int v[n]; for (int i = 0; i < n; i++) { cin >> v[i]; } sort(v, v + n); double ans = (v[0] + v[1]) / 2.0; for (int i = 2; i < n; i++) { ans = (ans + v[i]) / 2.0; } cout << ans << endl; }
[ "variable_declaration.type.primitive.change", "literal.number.change", "expression.operation.binary.change", "assignment.value.change" ]
736,957
736,956
u787005274
cpp
p02935
#include "bits/stdc++.h" using namespace std; using ll = long long; template <typename T> using V = std::vector<T>; using Vi = V<int>; using VVi = V<V<int>>; using Vll = V<ll>; using VVll = V<V<ll>>; using Vs = V<string>; template <typename T1, typename T2> using P = std::pair<T1, T2>; using Pii = P<int, int>; using Pdd = P<double, double>; template <typename T1, typename T2> using M = std::map<T1, T2>; using Msi = M<string, int>; const ll MOD = 1e9 + 7; #define REP(i, n) for (int i = 0; i < (int)(n); ++i) #define REP2(i, s, e) for (int i = (int)(s); i < (int)(e); ++i) #define RREP(i, s, e) for (int i = (int)(s); i >= (int)(e); --i) #define FOR(i, c) \ for (__typeof((c).begin()) i = (c).begin(), ie = (c).end(); i != ie; ++i) #define ALL(c) (c).begin(), (c).end() int main() { int n; cin >> n; Vi v(n); REP(i, n) { cin >> v[i]; } sort(ALL(v), greater<int>()); double cnt = 0; REP(i, n) { if (i != n - 1) { cnt += v[i] * pow(0.5, i + 1); } else { cnt += v[i] * pow(0.5, i); } } printf("%.6fl\n", cnt); return 0; }
#include "bits/stdc++.h" using namespace std; using ll = long long; template <typename T> using V = std::vector<T>; using Vi = V<int>; using VVi = V<V<int>>; using Vll = V<ll>; using VVll = V<V<ll>>; using Vs = V<string>; template <typename T1, typename T2> using P = std::pair<T1, T2>; using Pii = P<int, int>; using Pdd = P<double, double>; template <typename T1, typename T2> using M = std::map<T1, T2>; using Msi = M<string, int>; const ll MOD = 1e9 + 7; #define REP(i, n) for (int i = 0; i < (int)(n); ++i) #define REP2(i, s, e) for (int i = (int)(s); i < (int)(e); ++i) #define RREP(i, s, e) for (int i = (int)(s); i >= (int)(e); --i) #define FOR(i, c) \ for (__typeof((c).begin()) i = (c).begin(), ie = (c).end(); i != ie; ++i) #define ALL(c) (c).begin(), (c).end() int main() { int n; cin >> n; Vi v(n); REP(i, n) { cin >> v[i]; } sort(ALL(v), greater<int>()); double cnt = 0; REP(i, n) { if (i != n - 1) { cnt += v[i] * pow(0.5, i + 1); } else { cnt += v[i] * pow(0.5, i); } } printf("%.6f\n", cnt); return 0; }
[ "literal.string.change", "call.arguments.change", "io.output.change" ]
736,958
736,959
u868099754
cpp
p02935
#include "bits/stdc++.h" using namespace std; using ll = long long; template <typename T> using V = std::vector<T>; using Vi = V<int>; using VVi = V<V<int>>; using Vll = V<ll>; using VVll = V<V<ll>>; using Vs = V<string>; template <typename T1, typename T2> using P = std::pair<T1, T2>; using Pii = P<int, int>; using Pdd = P<double, double>; template <typename T1, typename T2> using M = std::map<T1, T2>; using Msi = M<string, int>; const ll MOD = 1e9 + 7; #define REP(i, n) for (int i = 0; i < (int)(n); ++i) #define REP2(i, s, e) for (int i = (int)(s); i < (int)(e); ++i) #define RREP(i, s, e) for (int i = (int)(s); i >= (int)(e); --i) #define FOR(i, c) \ for (__typeof((c).begin()) i = (c).begin(), ie = (c).end(); i != ie; ++i) #define ALL(c) (c).begin(), (c).end() int main() { int n; cin >> n; Vi v(n); REP(i, n) { cin >> v[i]; } sort(ALL(v), greater<int>()); double cnt = 0; REP(i, n) { if (i != n - 1) { cnt += v[i] * pow(0.5, i + 1); } else { cnt += v[i] * pow(0.5, i); } } printf("%.5fl\n", cnt); return 0; }
#include "bits/stdc++.h" using namespace std; using ll = long long; template <typename T> using V = std::vector<T>; using Vi = V<int>; using VVi = V<V<int>>; using Vll = V<ll>; using VVll = V<V<ll>>; using Vs = V<string>; template <typename T1, typename T2> using P = std::pair<T1, T2>; using Pii = P<int, int>; using Pdd = P<double, double>; template <typename T1, typename T2> using M = std::map<T1, T2>; using Msi = M<string, int>; const ll MOD = 1e9 + 7; #define REP(i, n) for (int i = 0; i < (int)(n); ++i) #define REP2(i, s, e) for (int i = (int)(s); i < (int)(e); ++i) #define RREP(i, s, e) for (int i = (int)(s); i >= (int)(e); --i) #define FOR(i, c) \ for (__typeof((c).begin()) i = (c).begin(), ie = (c).end(); i != ie; ++i) #define ALL(c) (c).begin(), (c).end() int main() { int n; cin >> n; Vi v(n); REP(i, n) { cin >> v[i]; } sort(ALL(v), greater<int>()); double cnt = 0; REP(i, n) { if (i != n - 1) { cnt += v[i] * pow(0.5, i + 1); } else { cnt += v[i] * pow(0.5, i); } } printf("%.6f\n", cnt); return 0; }
[ "literal.string.change", "call.arguments.change", "io.output.change" ]
736,960
736,959
u868099754
cpp
p02935
#include <algorithm> #include <deque> #include <iomanip> #include <iostream> #include <map> #include <math.h> #include <queue> #include <string> #include <vector> typedef long long ll; #define rep(i, a, n) for (int i = a; i < n; i++) #define ALL(a) begin(a), end(a) #define mii map<int, int> #define msi map<string, int> #define vi vector<int> #define vl vector<ll> #define MOD 1000000007 #define INF 1e9 #define showVector(v) \ rep(i, 0, v.size()) { \ p(v[i]); \ p(" ") \ } \ pl("") #define p(s) std::cout << s; #define pl(s) std::cout << s << endl; using namespace std; // 素数判定 O(√n) bool is_prime(int n) { for (int i = 2; i * i <= n; i++) { if (n % i == 0) return false; } return true; } template <class T> inline bool chmin(T &a, T b) { if (a > b) { a = b; return true; } return false; } template <class T> inline bool chmax(T &a, T b) { if (a < b) { a = b; return true; } return false; } int main() { string s; int N; cin >> N; // vector<vector<int>> data(3, vector<int>(4)); //初期値0 // vector<int> data(i, 0); vector<double> a(N); rep(i, 0, N) { cin >> a[i]; } sort(a.begin(), a.end()); double res = 0; res = (a[0] + a[1]) / 2.0; for (int i = 2; i < N; i += 2) { res = (res + a[i]) / 2.0; } cout << res << endl; return 0; }
#include <algorithm> #include <deque> #include <iomanip> #include <iostream> #include <map> #include <math.h> #include <queue> #include <string> #include <vector> typedef long long ll; #define rep(i, a, n) for (int i = a; i < n; i++) #define ALL(a) begin(a), end(a) #define mii map<int, int> #define msi map<string, int> #define vi vector<int> #define vl vector<ll> #define MOD 1000000007 #define INF 1e9 #define showVector(v) \ rep(i, 0, v.size()) { \ p(v[i]); \ p(" ") \ } \ pl("") #define p(s) std::cout << s; #define pl(s) std::cout << s << endl; using namespace std; // 素数判定 O(√n) bool is_prime(int n) { for (int i = 2; i * i <= n; i++) { if (n % i == 0) return false; } return true; } template <class T> inline bool chmin(T &a, T b) { if (a > b) { a = b; return true; } return false; } template <class T> inline bool chmax(T &a, T b) { if (a < b) { a = b; return true; } return false; } int main() { string s; int N; cin >> N; // vector<vector<int>> data(3, vector<int>(4)); //初期値0 // vector<int> data(i, 0); vector<double> a(N); rep(i, 0, N) { cin >> a[i]; } sort(a.begin(), a.end()); double res = 0; res = (a[0] + a[1]) / 2.0; for (int i = 2; i < N; i++) { res = (res + a[i]) / 2.0; } cout << res << endl; return 0; }
[]
736,969
736,970
u452512115
cpp
p02935
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (n); ++i) #define all(x) (x).begin(), (x).end() using namespace std; typedef long long ll; ll gcd(ll a, ll b) { return b ? gcd(b, a % b) : a; } ll lcm(ll a, ll b) { return a / gcd(a, b) * b; } int main() { cin.tie(0); ios::sync_with_stdio(false); int n; cin >> n; vector<int> v(n); rep(i, n) cin >> v[i]; sort(all(v)); int ans = v[0]; for (int i = 1; i < n; i++) { ans = (ans + v[i]) / 2; } cout << ans << endl; return 0; }
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (n); ++i) #define all(x) (x).begin(), (x).end() using namespace std; typedef long long ll; ll gcd(ll a, ll b) { return b ? gcd(b, a % b) : a; } ll lcm(ll a, ll b) { return a / gcd(a, b) * b; } int main() { cin.tie(0); ios::sync_with_stdio(false); int n; cin >> n; vector<int> v(n); rep(i, n) cin >> v[i]; sort(all(v)); double ans = v[0]; for (int i = 1; i < n; i++) { ans = double(ans + v[i]) / 2; } cout << ans << endl; return 0; }
[ "variable_declaration.type.primitive.change", "call.add" ]
736,971
736,972
u115838990
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; vector<int> u(N); for (int i = 0; i < N; i++) cin >> u.at(i); sort(u.begin(), u.end()); int sum = u.at(0); for (int i = 1; i < N; i++) sum = (sum + u.at(i)) / 2; cout << sum << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; vector<int> u(N); for (int i = 0; i < N; i++) cin >> u.at(i); sort(u.begin(), u.end()); double sum = u.at(0); for (int i = 1; i < N; i++) sum = (sum + u.at(i)) / 2; cout << sum << endl; }
[ "variable_declaration.type.primitive.change" ]
736,973
736,974
u620626180
cpp
p02935
#include <iostream> #include <stdio.h> //#include <bits/stdc++.h> #include <algorithm> #include <cstring> #include <float.h> #include <map> #include <math.h> #include <queue> #include <set> #include <sstream> #include <string> #include <vector> using namespace std; using Graph = vector<vector<int>>; #define INF 1e9 #define rep(i, n) for (int i = 0; (i) < (int)(n); i++) #define REP(i, a, b) for (int i = (int)(a); (i) <= (int)(b); i++) #define VEC(type, c, n) \ std::vector<type> c(n); \ for (auto &i : c) \ std::cin >> i; #define vec(type, n) vector<type>(n) #define vvec(m, n) vector<vector<int>>(int(m), vector<int>(n)) const int dx[4] = {1, 0, -1, 0}; const int dy[4] = {0, 1, 0, -1}; int main() { int n; cin >> n; VEC(double, v, n); sort(v.begin(), v.end()); double sum = (v[0] + v[1]) / 2; REP(i, 2, n) { sum = (sum + v[i]) / 2; } cout << sum; }
#include <iostream> #include <stdio.h> //#include <bits/stdc++.h> #include <algorithm> #include <cstring> #include <float.h> #include <map> #include <math.h> #include <queue> #include <set> #include <sstream> #include <string> #include <vector> using namespace std; using Graph = vector<vector<int>>; #define INF 1e9 #define rep(i, n) for (int i = 0; (i) < (int)(n); i++) #define REP(i, a, b) for (int i = (int)(a); (i) <= (int)(b); i++) #define VEC(type, c, n) \ std::vector<type> c(n); \ for (auto &i : c) \ std::cin >> i; #define vec(type, n) vector<type>(n) #define vvec(m, n) vector<vector<int>>(int(m), vector<int>(n)) const int dx[4] = {1, 0, -1, 0}; const int dy[4] = {0, 1, 0, -1}; int main() { int n; cin >> n; VEC(double, v, n); sort(v.begin(), v.end()); double sum = (v[0] + v[1]) / 2; REP(i, 2, n - 1) { sum = (sum + v[i]) / 2; } cout << sum; }
[ "expression.operation.binary.add" ]
736,975
736,976
u516525290
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main(void) { int n; cin >> n; vector<double> v(n); for (int i = 0; i < n; i++) { cin >> v[i]; } sort(v.begin(), v.end()); double ans = (v[0] + v[1]) / 2; // double ans = 0; if (n == 2) { cout << ans; } else { for (int i = 2; i < n; i++) { ans = (ans + v[i]) / 2; } } cout << ans; }
#include <bits/stdc++.h> using namespace std; int main(void) { int n; cin >> n; vector<double> v(n); for (int i = 0; i < n; i++) { cin >> v[i]; } sort(v.begin(), v.end()); double ans = (v[0] + v[1]) / 2; // double ans = 0; if (n == 2) { cout << ans; } else { for (int i = 2; i < n; i++) { ans = (ans + v[i]) / 2; } cout << ans; } }
[]
736,977
736,978
u934529721
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<float> v(n); for (float &i : v) cin >> i; sort(v.begin(), v.end()); n--; while (n--) { float k = v[v.size() - 1] + v[v.size() - 2]; k /= 2.0; v.pop_back(); v.pop_back(); v.push_back(k); sort(v.begin(), v.end()); } cout << v.back() << "\n"; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<float> v(n); for (float &i : v) cin >> i; sort(v.rbegin(), v.rend()); n--; while (n--) { float k = v[v.size() - 1] + v[v.size() - 2]; k /= 2.0; v.pop_back(); v.pop_back(); v.push_back(k); sort(v.rbegin(), v.rend()); } cout << v.back() << "\n"; return 0; }
[ "call.function.change", "call.arguments.change" ]
736,981
736,982
u767871438
cpp
p02935
#include <algorithm> #include <cmath> #include <iomanip> #include <iostream> #include <string> #include <vector> typedef long long ll; using namespace std; int main() { int n; cin >> n; vector<int> v(n); for (size_t i = 0; i < n; i++) { cin >> v[i]; } sort(v.begin(), v.end()); double ave = 0; ave = (v[0] + v[1]) / 2; for (size_t i = 2; i < n; i++) { ave = (ave + v[i]) / 2; } cout << setprecision(15) << ave; return 0; }
#include <algorithm> #include <cmath> #include <iomanip> #include <iostream> #include <string> #include <vector> typedef long long ll; using namespace std; int main() { int n; cin >> n; vector<double> v(n); for (size_t i = 0; i < n; i++) { cin >> v[i]; } sort(v.begin(), v.end()); double ave = 0; ave = (v[0] + v[1]) / 2; for (size_t i = 2; i < n; i++) { ave = (ave + v[i]) / 2; } cout << setprecision(15) << ave; return 0; }
[ "variable_declaration.type.primitive.change" ]
736,983
736,984
u696988954
cpp
p02935
#define rep(i, n) for (int i = 0, i##_len = (n); i < i##_len; ++i) #define rrep(i, n) for (int i##_len = (n), i = i##_len - 1; i >= 0; --i) #define repi(i, a, b) for (int i = int(a); i < int(b); ++i) #define printd(val) std::cout << #val " = " << val << "\n"; #include <bits/stdc++.h> using ll = long long; using namespace std; using pii = pair<int, int>; int n; double v; priority_queue<double, vector<double>, greater<double>> q; void input() { cin >> n; rep(i, n) { cin >> v; q.push(v); } } void src() { rep(c, n - 1) { int v1 = q.top(); q.pop(); int v2 = q.top(); q.pop(); q.push((v1 + v2) / 2.0); } cout << setprecision(6) << fixed << q.top(); return; } int main(int argc, char *argv[]) { // ifstream in( argv[1] ); cin.rdbuf(in.rdbuf()); input(); src(); return 0; }
#define rep(i, n) for (int i = 0, i##_len = (n); i < i##_len; ++i) #define rrep(i, n) for (int i##_len = (n), i = i##_len - 1; i >= 0; --i) #define repi(i, a, b) for (int i = int(a); i < int(b); ++i) #define printd(val) std::cout << #val " = " << val << "\n"; #include <bits/stdc++.h> using ll = long long; using namespace std; using pii = pair<int, int>; int n; int v; priority_queue<double, vector<double>, greater<double>> q; void input() { cin >> n; rep(i, n) { cin >> v; q.push((double)v); } } void src() { rep(c, n - 1) { double v1 = q.top(); q.pop(); double v2 = q.top(); q.pop(); q.push((v1 + v2) / 2.0); } cout << setprecision(6) << fixed << q.top(); return; } int main(int argc, char *argv[]) { // ifstream in( argv[1] ); cin.rdbuf(in.rdbuf()); input(); src(); return 0; }
[ "variable_declaration.type.primitive.change" ]
736,985
736,986
u954176652
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; vector<int> V(N); for (int i = 0; i < N; i++) { int v; cin >> v; V.at(i) = v; } sort(V.begin(), V.end()); int ans = V.at(0); for (int i = 1; i < N; i++) { ans = (ans + V.at(i)) / 2; } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; vector<int> V(N); for (int i = 0; i < N; i++) { int v; cin >> v; V.at(i) = v; } sort(V.begin(), V.end()); double ans = V.at(0); for (int i = 1; i < N; i++) { ans = (ans + V.at(i)) / 2; } cout << ans << endl; }
[ "variable_declaration.type.primitive.change" ]
736,987
736,988
u536916602
cpp
p02935
#include <algorithm> #include <iostream> #include <queue> #include <stdio.h> #include <string> #include <vector> using namespace std; int main() { int n, tmp; priority_queue<int, vector<int>, greater<int>> queue; std::cin >> n; for (int i = 0; i < n; i++) { std::cin >> tmp; queue.push(tmp * 100000); } do { int now = 0; now += queue.top(); queue.pop(); now += queue.top(); queue.pop(); queue.push(now / 2); } while (queue.empty() != 1); printf("%5f\n", (double)queue.top() / 100000); return 0; }
#include <algorithm> #include <iostream> #include <queue> #include <stdio.h> #include <string> #include <vector> using namespace std; int main() { int n, tmp; priority_queue<int, vector<int>, greater<int>> queue; std::cin >> n; for (int i = 0; i < n; i++) { std::cin >> tmp; queue.push(tmp * 100000); } do { int now = 0; now += queue.top(); queue.pop(); now += queue.top(); queue.pop(); queue.push(now / 2); } while (queue.size() != 1); printf("%5f\n", (double)queue.top() / 100000); return 0; }
[ "call.function.change", "control_flow.loop.for.condition.change", "expression.operation.binary.change" ]
736,996
736,997
u280097533
cpp
p02935
#include <bits/stdc++.h> #include <iostream> using namespace std; typedef long long int ll; int main() { // your code goes here ios_base::sync_with_stdio(false); cin.tie(NULL); ll n, i, j; ll a, b; double c; cin >> n; priority_queue<double, vector<double>, greater<double>> q; for (i = 0; i < n; i++) { cin >> j; q.push(j); } while (q.size() > 1) { a = q.top(); q.pop(); b = q.top(); q.pop(); c = (a + b) / 2.0; q.push(c); } cout << q.top(); return 0; }
#include <bits/stdc++.h> #include <iostream> using namespace std; typedef long long int ll; int main() { // your code goes here ios_base::sync_with_stdio(false); cin.tie(NULL); ll n, i, j; double a, b; double c; cin >> n; priority_queue<double, vector<double>, greater<double>> q; for (i = 0; i < n; i++) { cin >> j; q.push(j); } while (q.size() > 1) { a = q.top(); q.pop(); b = q.top(); q.pop(); c = (a + b) / 2.0; q.push(c); } cout << q.top(); return 0; }
[ "variable_declaration.type.change" ]
737,000
737,001
u716242664
cpp
p02935
#include <algorithm> #include <iostream> #include <vector> using namespace std; int main() { int n; cin >> n; std::vector<int> v(n); for (int i = 0; i < n; i++) cin >> v[i]; sort(v.begin(), v.end()); for (int i = 1; i < n; i++) { v[i] = (v[i - 1] + v[i]) / 2; } cout << v[n - 1] << endl; return 0; }
#include <algorithm> #include <iostream> #include <vector> using namespace std; int main() { int n; cin >> n; std::vector<float> v(n); for (int i = 0; i < n; i++) cin >> v[i]; sort(v.begin(), v.end()); for (int i = 1; i < n; i++) { v[i] = (v[i - 1] + v[i]) / 2; } cout << v[n - 1] << endl; return 0; }
[ "variable_declaration.type.primitive.change" ]
737,004
737,005
u420421811
cpp
p02935
#include <algorithm> #include <iostream> using namespace std; int main() { ios::sync_with_stdio(false); cin.tie(0); int n; cin >> n; int ar[n]; for (int i = 0; i < n; i++) cin >> ar[i]; sort(ar, ar + n); int ans = (ar[0] + ar[1]) / 2; for (int i = 2; i < n; i++) ans = (ans + ar[i]) / 2; cout << ans << "\n"; return 0; }
#include <algorithm> #include <iostream> using namespace std; int main() { ios::sync_with_stdio(false); cin.tie(0); int n; cin >> n; int ar[n]; for (int i = 0; i < n; i++) cin >> ar[i]; sort(ar, ar + n); float ans = (ar[0] + ar[1]) / 2.0; for (int i = 2; i < n; i++) ans = (ans + ar[i]) / 2.0; cout << ans << "\n"; return 0; }
[ "variable_declaration.type.primitive.change", "literal.number.change", "expression.operation.binary.change", "assignment.value.change" ]
737,006
737,007
u773406543
cpp
p02935
#include <algorithm> #include <iostream> #include <string> #include <vector> using namespace std; typedef long long ll; int main() { int n; cin >> n; vector<int> v(n); for (int i = 0; i < n; i++) { cin >> v[i]; } sort(v.begin(), v.end()); double ans = v.at(0); for (int i = 1; i < n; i++) { ans = (ans + v[i]) / 2; } printf("%.10f\n"); return 0; }
#include <algorithm> #include <iostream> #include <string> #include <vector> using namespace std; typedef long long ll; int main() { int n; cin >> n; vector<int> v(n); for (int i = 0; i < n; i++) { cin >> v[i]; } sort(v.begin(), v.end()); double ans = v.at(0); for (int i = 1; i < n; i++) { ans = (ans + v[i]) / 2; } printf("%.10f\n", ans); return 0; }
[ "call.arguments.add" ]
737,017
737,018
u648009244
cpp
p02935
#include <algorithm> #include <iostream> #include <string> #include <vector> using namespace std; typedef long long ll; int main() { int n; cin >> n; vector<int> v(n); for (int i = 0; i < n; i++) { cin >> v[i]; } sort(v.begin(), v.end()); double ans = v.at(1); for (int i = 1; i < n; i++) { ans = (ans + double(v[i])) / 2; } printf("%.10f\n"); return 0; }
#include <algorithm> #include <iostream> #include <string> #include <vector> using namespace std; typedef long long ll; int main() { int n; cin >> n; vector<int> v(n); for (int i = 0; i < n; i++) { cin >> v[i]; } sort(v.begin(), v.end()); double ans = v.at(0); for (int i = 1; i < n; i++) { ans = (ans + v[i]) / 2; } printf("%.10f\n", ans); return 0; }
[ "literal.number.change", "call.arguments.change", "call.remove", "call.arguments.add" ]
737,019
737,018
u648009244
cpp
p02935
#include <algorithm> #include <iostream> #include <string> #include <vector> using namespace std; typedef long long ll; int main() { int n; cin >> n; vector<int> v(n); for (int i = 0; i < n; i++) { cin >> v[i]; } sort(v.begin(), v.end()); double ans = v.at(1); for (int i = 1; i < n; i++) { ans = (ans + v[i]) / 2; } printf("%.10f\n"); return 0; }
#include <algorithm> #include <iostream> #include <string> #include <vector> using namespace std; typedef long long ll; int main() { int n; cin >> n; vector<int> v(n); for (int i = 0; i < n; i++) { cin >> v[i]; } sort(v.begin(), v.end()); double ans = v.at(0); for (int i = 1; i < n; i++) { ans = (ans + v[i]) / 2; } printf("%.10f\n", ans); return 0; }
[ "literal.number.change", "call.arguments.change", "call.arguments.add" ]
737,020
737,018
u648009244
cpp
p02935
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < n; i++) typedef long long ll; using namespace std; int main() { int n; cin >> n; vector<int> v(n); rep(i, n) cin >> v[i]; sort(v.begin(), v.end()); ll ans = v[0]; for (int i = 1; i < n; i++) { ans = (ans + v[i]) / 2; } printf("%.10f\n", ans); }
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < n; i++) typedef long long ll; using namespace std; int main() { int n; cin >> n; vector<int> v(n); rep(i, n) cin >> v[i]; sort(v.begin(), v.end()); double ans = v[0]; for (int i = 1; i < n; i++) { ans = (ans + v[i]) / 2; } printf("%.10f\n", ans); }
[ "variable_declaration.type.change" ]
737,027
737,028
u147556624
cpp
p02935
#include <bits/stdc++.h> using namespace std; typedef long long int ll; typedef pair<ll, ll> pll; int main() { int n; cin >> n; vector<int> v(n, 0); for (int i = 0; i < n; i++) { cin >> v.at(i); } double result = 0; for (int i = n - 1; i > 0; i--) { sort(v.rbegin(), v.rend()); result = v.at(i) + v.at(i - 1); result /= 2.0; v.pop_back(); v.pop_back(); v.push_back(result); } cout << setprecision(6) << result << endl; }
#include <bits/stdc++.h> using namespace std; typedef long long int ll; typedef pair<ll, ll> pll; int main() { int n; cin >> n; vector<double> v(n, 0); for (int i = 0; i < n; i++) { cin >> v.at(i); } double result = 0; for (int i = n - 1; i > 0; i--) { sort(v.rbegin(), v.rend()); result = v.at(i) + v.at(i - 1); result /= 2.0; v.pop_back(); v.pop_back(); v.push_back(result); } cout << setprecision(6) << result << endl; }
[ "variable_declaration.type.primitive.change" ]
737,029
737,030
u820925909
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; vector<int> v(N); for (int i = 0; i < N; i++) { cin >> v[i]; } sort(v.begin(), v.end()); int ans = v[0]; for (int i = 1; i < N; i++) { ans = (ans + v[i]) / 2; } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; vector<double> v(N); for (int i = 0; i < N; i++) { cin >> v[i]; } sort(v.begin(), v.end()); double ans = v[0]; for (int i = 1; i < N; i++) { ans = (ans + v[i]) / 2; } cout << ans << endl; }
[ "variable_declaration.type.primitive.change" ]
737,037
737,038
u584139221
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int n; scanf("%d", &n); vector<int> v(n); for (int i = 0; i < n; i++) scanf("%d", &v[i]); sort(v.begin(), v.end()); int ans = v[0]; for (int i = 1; i < n; i++) { ans = (ans + v[i]) / 2; } printf("%d\n", ans); }
#include <bits/stdc++.h> using namespace std; int main() { int n; scanf("%d", &n); vector<int> v(n); for (int i = 0; i < n; i++) scanf("%d", &v[i]); sort(v.begin(), v.end()); double ans = v[0]; for (int i = 1; i < n; i++) { ans = (ans + v[i]) / 2.0; } printf("%lf\n", ans); }
[ "variable_declaration.type.primitive.change", "literal.number.change", "assignment.value.change", "expression.operation.binary.change", "literal.string.change", "call.arguments.change", "io.output.change" ]
737,039
737,040
u224590796
cpp
p02935
#include <algorithm> #include <iostream> #include <vector> using namespace std; int main() { int N; cin >> N; vector<int> _v(N); auto *const v = &_v[0]; for (int i = 0; i < N; ++i) cin >> v[i]; sort(v, v + N); double den = 2.; double sum = 0.; for (int i = N - 1; 1 <= i; --i) { v[i] /= den; sum += v[i]; den *= 2.; } v[0] /= (den / 2.); sum += v[0]; cout << sum; return 0; }
#include <algorithm> #include <iostream> #include <vector> using namespace std; int main() { int N; cin >> N; vector<double> _v(N); auto *const v = &_v[0]; for (int i = 0; i < N; ++i) cin >> v[i]; sort(v, v + N); double den = 2.; double sum = 0.; for (int i = N - 1; 1 <= i; --i) { v[i] /= den; sum += v[i]; den *= 2.; } v[0] /= (den / 2.); sum += v[0]; cout << sum; return 0; }
[ "variable_declaration.type.primitive.change" ]
737,041
737,042
u673513296
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<int> v(n); for (int i = 0; i < n; ++i) cin >> v[i]; sort(v.begin(), v.end()); int ans = v[0]; for (int i = 1; i < n; ++i) ans = (ans + v[i]) / 2; printf("%.8f", ans); }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<int> v(n); for (int i = 0; i < n; ++i) cin >> v[i]; sort(v.begin(), v.end()); double ans = v[0]; for (int i = 1; i < n; ++i) ans = (ans + v[i]) / 2; printf("%.8f", ans); }
[ "variable_declaration.type.primitive.change" ]
737,082
737,083
u458187055
cpp
p02935
#include <algorithm> #include <cmath> #include <iostream> #include <string> #include <vector> using namespace std; int main() { int n; cin >> n; vector<int> v(n); for (int i = 0; i < n; ++i) cin >> v[i]; sort(v.begin(), v.end()); double ans = (v[0] + v[1]) / 2; for (int i = 2; i < n; ++i) ans = (ans + v[i]) / 2; cout << ans << endl; }
#include <algorithm> #include <cmath> #include <iostream> #include <string> #include <vector> using namespace std; int main() { int n; cin >> n; vector<int> v(n); for (int i = 0; i < n; ++i) cin >> v[i]; sort(v.begin(), v.end()); double ans = (double)(v[0] + v[1]) / 2; for (int i = 2; i < n; ++i) ans = (ans + v[i]) / 2; cout << ans << endl; }
[ "type_conversion.add" ]
737,093
737,094
u386131832
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int v[n]; for (int i = 0; i < n; i++) cin >> v[i]; sort(v, v + n); double temp = 0; for (int i = 0; i < n - 1; i++) { temp = (double)(v[i] + v[i + 1]) / 2; v[i + 1] = temp; } cout << temp; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; double v[n]; for (int i = 0; i < n; i++) cin >> v[i]; sort(v, v + n); double temp = 0; for (int i = 0; i < n - 1; i++) { temp = (v[i] + v[i + 1]) / 2; v[i + 1] = temp; } cout << temp; }
[ "variable_declaration.type.primitive.change" ]
737,108
737,109
u523261038
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int n; vector<int> v(n); for (int i = 0; i < n; i++) { cin >> v[i]; } sort(v.begin(), v.end()); double ans = v[0]; for (int i = 1; i < n; i++) { ans = (ans + v[i]) / 2; } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<int> v(n); for (int i = 0; i < n; i++) { cin >> v[i]; } sort(v.begin(), v.end()); double ans = v[0]; for (int i = 1; i < n; i++) { ans = (ans + v[i]) / 2; } cout << ans << endl; }
[]
737,112
737,113
u882039496
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int n; vector<int> v(n); for (int i = 0; i < n; i++) { cin >> v[i]; } sort(v.begin(), v.end()); int ans = v[0]; for (int i = 1; i < n; i++) { ans = (ans + v[i]) / 2; } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<int> v(n); for (int i = 0; i < n; i++) { cin >> v[i]; } sort(v.begin(), v.end()); double ans = v[0]; for (int i = 1; i < n; i++) { ans = (ans + v[i]) / 2; } cout << ans << endl; }
[ "variable_declaration.type.primitive.change" ]
737,116
737,113
u882039496
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<int> v(n); for (int i = 0; i < n; i++) cin >> v[i]; sort(v.begin(), v.end()); double ans = 0; ans = (v[0] + v[1]) / 2; for (int i = 2; i < n; i++) { ans = (ans + v[i]) / 2; } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<double> v(n); for (int i = 0; i < n; i++) cin >> v[i]; sort(v.begin(), v.end()); double ans = 0; ans = (v[0] + v[1]) / 2; for (int i = 2; i < n; i++) { ans = (ans + v[i]) / 2.0; } cout << ans << endl; }
[ "variable_declaration.type.primitive.change", "literal.number.change", "assignment.value.change", "expression.operation.binary.change" ]
737,129
737,130
u544165468
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<int> vec(n); for (int t = 0; t < n; t++) { cin >> vec.at(t); } sort(vec.begin(), vec.end()); int ans = vec.at(0); for (int i = 0; i < n - 1; i++) { ans = ans + vec.at(i + 1); ans /= 2; } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<int> vec(n); for (int t = 0; t < n; t++) { cin >> vec.at(t); } sort(vec.begin(), vec.end()); double ans = vec.at(0); for (int i = 0; i < n - 1; i++) { ans += vec.at(i + 1); ans /= 2; } cout << ans << endl; }
[ "variable_declaration.type.primitive.change", "assignment.value.change", "expression.operation.binary.remove" ]
737,131
737,132
u371051907
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; vector<int> v(N); for (int i = 0; i < N; i++) { cin >> v[i]; } sort(v.begin(), v.end()); int ans; ans = v[0]; for (int i = 1; i < N; i++) { ans = (ans + v[i]) / 2; } cout << ans; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; vector<int> v(N); for (int i = 0; i < N; i++) { cin >> v[i]; } sort(v.begin(), v.end()); double ans; ans = v[0]; for (int i = 1; i < N; i++) { ans = (ans + v[i]) / 2; } cout << ans; return 0; }
[ "variable_declaration.type.primitive.change" ]
737,133
737,134
u231455327
cpp
p02935
/** * code generated by JHelper * More info: https://github.com/AlexeyDmitriev/JHelper * @author Gosu_Hiroo */ #include <fstream> #include <iostream> #include <bits/stdc++.h> using namespace std; using ll = long long; #define TR(container, it) \ for (auto it = container.begin(); it != container.end(); it++) #define IN(c, x) ((c).find(x) != (c).end()) // O(log n) #define IN_L(c, x) (find((c).begin(), (c).end(), x) != (c).end()) // O(n) #define PLL pair<ll, ll> #define PII pair<int, int> #define VI vector<int> #define VVI vector<vector<int>> #define FOR(i, _begin, _end) \ for (__typeof(_end) end = _end, begin = _begin, \ i = (begin) - ((begin) > (end)); \ i != (end) - ((begin) > (end)); i += 1 - 2 * ((begin) > (end))) #define REP(i, end) for (__typeof(end) i = 0, _len = (end); i < (_len); i += 1) #define ALL(x) (x).begin(), (x).end() #define SZ(x) ((int)(x).size()) #define F first #define S second #define y0 y3487465 #define y1 y8687969 #define j0 j1347829 #define j1 j234892 #define MOD(x, m) ((((x) % (m)) + (m)) % (m)) #define BIT(n) (1LL << (n)) #define UNIQUE(v) v.erase(unique(v.begin(), v.end()), v.end()); #define READ \ ({ \ int t; \ cin >> t; \ t; \ }) #define EB emplace_back #define fcout cout << fixed << setprecision(12) #define fcerr cerr << fixed << setprecision(12) #define print(x) cout << (x) << endl #ifdef DEBUG #define ERR(args...) \ { \ string _s = #args; \ replace(_s.begin(), _s.end(), ',', ' '); \ stringstream _ss(_s); \ istream_iterator<string> _it(_ss); \ _err(cerr, _it, args); \ } #define DBG(x) cerr << #x << " is " << x << endl; #else #define DBG(x) {}; #define ERR(args...) {}; #endif void _err(std::ostream &cerr, istream_iterator<string> it) { cerr << endl; } template <typename T, typename... Args> void _err(std::ostream &cerr, istream_iterator<string> it, T a, Args... args) { cerr << *it << " = " << a << " "; _err(cerr, ++it, args...); } const double pi = 2 * acos(.0); const int inf = 0x3f3f3f3f; const ll mod = (ll)(1e9) + 7; // const ll mod = (ll) 998244353 ; const double eps = 1e-10; template <typename A, size_t N, typename T> void Fill(A (&array)[N], const T &val) { std::fill((T *)array, (T *)(array + N), val); } template <typename T> ostream &operator<<(ostream &os, const vector<T> V) { for (auto v : V) os << v << " "; return os; } template <typename T> ostream &operator<<(ostream &os, const set<T> V) { for (auto v : V) os << v << " "; return os; } template <typename T> ostream &operator<<(ostream &os, const deque<T> V) { for (auto v : V) os << v << " "; return os; } template <class T> bool Chmax(T &a, const T &b) { if (a < b) { a = b; return 1; } return 0; } template <class T> bool Chmin(T &a, const T &b) { if (b < a) { a = b; return 1; } return 0; } //#define int ll class CAlchemist { public: void solve(std::istream &cin, std::ostream &cout, std::ostream &cerr) { int N; cin >> N; double a[55]; REP(i, N) cin >> a[i]; sort(a, a + N); double ans = a[0]; REP(i, N - 1) ans += a[i + 1], ans /= 2; fcerr << ans << endl; } }; #undef int int main() { CAlchemist solver; std::istream &in(std::cin); std::ostream &out(std::cout); std::ostringstream err; in.tie(0); ios::sync_with_stdio(0); // solver.solve(in, out); solver.solve(in, out, err); return 0; }
/** * code generated by JHelper * More info: https://github.com/AlexeyDmitriev/JHelper * @author Gosu_Hiroo */ #include <fstream> #include <iostream> #include <bits/stdc++.h> using namespace std; using ll = long long; #define TR(container, it) \ for (auto it = container.begin(); it != container.end(); it++) #define IN(c, x) ((c).find(x) != (c).end()) // O(log n) #define IN_L(c, x) (find((c).begin(), (c).end(), x) != (c).end()) // O(n) #define PLL pair<ll, ll> #define PII pair<int, int> #define VI vector<int> #define VVI vector<vector<int>> #define FOR(i, _begin, _end) \ for (__typeof(_end) end = _end, begin = _begin, \ i = (begin) - ((begin) > (end)); \ i != (end) - ((begin) > (end)); i += 1 - 2 * ((begin) > (end))) #define REP(i, end) for (__typeof(end) i = 0, _len = (end); i < (_len); i += 1) #define ALL(x) (x).begin(), (x).end() #define SZ(x) ((int)(x).size()) #define F first #define S second #define y0 y3487465 #define y1 y8687969 #define j0 j1347829 #define j1 j234892 #define MOD(x, m) ((((x) % (m)) + (m)) % (m)) #define BIT(n) (1LL << (n)) #define UNIQUE(v) v.erase(unique(v.begin(), v.end()), v.end()); #define READ \ ({ \ int t; \ cin >> t; \ t; \ }) #define EB emplace_back #define fcout cout << fixed << setprecision(12) #define fcerr cerr << fixed << setprecision(12) #define print(x) cout << (x) << endl #ifdef DEBUG #define ERR(args...) \ { \ string _s = #args; \ replace(_s.begin(), _s.end(), ',', ' '); \ stringstream _ss(_s); \ istream_iterator<string> _it(_ss); \ _err(cerr, _it, args); \ } #define DBG(x) cerr << #x << " is " << x << endl; #else #define DBG(x) {}; #define ERR(args...) {}; #endif void _err(std::ostream &cerr, istream_iterator<string> it) { cerr << endl; } template <typename T, typename... Args> void _err(std::ostream &cerr, istream_iterator<string> it, T a, Args... args) { cerr << *it << " = " << a << " "; _err(cerr, ++it, args...); } const double pi = 2 * acos(.0); const int inf = 0x3f3f3f3f; const ll mod = (ll)(1e9) + 7; // const ll mod = (ll) 998244353 ; const double eps = 1e-10; template <typename A, size_t N, typename T> void Fill(A (&array)[N], const T &val) { std::fill((T *)array, (T *)(array + N), val); } template <typename T> ostream &operator<<(ostream &os, const vector<T> V) { for (auto v : V) os << v << " "; return os; } template <typename T> ostream &operator<<(ostream &os, const set<T> V) { for (auto v : V) os << v << " "; return os; } template <typename T> ostream &operator<<(ostream &os, const deque<T> V) { for (auto v : V) os << v << " "; return os; } template <class T> bool Chmax(T &a, const T &b) { if (a < b) { a = b; return 1; } return 0; } template <class T> bool Chmin(T &a, const T &b) { if (b < a) { a = b; return 1; } return 0; } //#define int ll class CAlchemist { public: void solve(std::istream &cin, std::ostream &cout, std::ostream &cerr) { int N; cin >> N; double a[55]; REP(i, N) cin >> a[i]; sort(a, a + N); double ans = a[0]; REP(i, N - 1) ans += a[i + 1], ans /= 2; fcout << ans << endl; } }; #undef int int main() { CAlchemist solver; std::istream &in(std::cin); std::ostream &out(std::cout); std::ostringstream err; in.tie(0); ios::sync_with_stdio(0); // solver.solve(in, out); solver.solve(in, out, err); return 0; }
[ "identifier.change", "expression.operation.binary.change" ]
737,146
737,147
u093219895
cpp
p02935
#include <algorithm> #include <bits/stdc++.h> // #include <cstdio> // #include <iomanip> // #include <iostream> // #include <queue> #include <cstdio> #include <queue> // 3 // 500 300 200 using namespace std; int main() { int n; scanf("%d", &n); std::priority_queue<float, std::vector<float>, std::greater<float>> q; for (int i = 0; i < n; i++) { float v; scanf("%f", &v); q.push(v); } while (true) { int v1 = q.top(); q.pop(); int v2 = q.top(); q.pop(); int v3 = (v1 + v2) / 2.0; if (q.empty()) { cout << v3 << endl; break; } q.push(v3); } }
#include <algorithm> #include <bits/stdc++.h> // #include <cstdio> // #include <iomanip> // #include <iostream> // #include <queue> #include <cstdio> #include <queue> // 3 // 500 300 200 using namespace std; int main() { int n; scanf("%d", &n); std::priority_queue<float, std::vector<float>, std::greater<float>> q; for (int i = 0; i < n; i++) { float v; scanf("%f", &v); q.push(v); } while (true) { float v1 = q.top(); q.pop(); float v2 = q.top(); q.pop(); float v3 = (v1 + v2) / 2.0; if (q.empty()) { cout << v3 << endl; break; } q.push(v3); } }
[ "variable_declaration.type.primitive.change" ]
737,154
737,155
u006576567
cpp
p02935
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define all(a) (a).begin(), (a).end() #define pb push_back #define ppb pop_back #define INF 1e18 typedef long long ll; using namespace std; int main(int argc, char *argv[]) { int n; cin >> n; vector<int> v(n); rep(i, n) cin >> v[i]; sort(all(v)); int sum = (v[0] + v[1]) / 2; for (int i = 2; i < n; i++) { sum = (sum + v[i]) / 2; } cout << sum << endl; return 0; }
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define all(a) (a).begin(), (a).end() #define pb push_back #define ppb pop_back #define INF 1e18 typedef long long ll; using namespace std; int main(int argc, char *argv[]) { int n; cin >> n; vector<double> v(n); rep(i, n) cin >> v[i]; sort(all(v)); double sum = (v[0] + v[1]) / 2; for (int i = 2; i < n; i++) { sum = (sum + v[i]) / 2; } cout << sum << endl; return 0; }
[ "variable_declaration.type.primitive.change" ]
737,156
737,157
u732817215
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; priority_queue<double, vector<double>, greater<double>> q; int v; for (int i = 0; i < N; i++) { cin >> v; q.push(v); } int top1, top2; for (int i = 0; i < N - 1; i++) { top1 = q.top(); q.pop(); top2 = q.top(); q.pop(); q.push((top1 + top2) / 2.0); } cout << q.top() << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; priority_queue<double, vector<double>, greater<double>> q; int v; for (int i = 0; i < N; i++) { cin >> v; q.push(v); } double top1, top2; for (int i = 0; i < N - 1; i++) { top1 = q.top(); q.pop(); top2 = q.top(); q.pop(); q.push((top1 + top2) / 2.0); } cout << q.top() << endl; return 0; }
[ "variable_declaration.type.primitive.change" ]
737,162
737,163
u182310429
cpp
p02935
// in the name of god // if you read this code please search about imam hussain #include <bits/stdc++.h> using namespace std; typedef long long ll; #define pb push_back #define endl "\n"; #define migmig \ ios::sync_with_stdio(false); \ cin.tie(0); \ cout.tie(0); #define read \ freopen("input.txt", "r", stdin); \ freopen("output.txt", "w", stdout); const int maxn = 1e5 + 5; const int mod = 1e9 + 7; const int inf = 1e9; const int del = 728729; int arr[maxn]; int main() { migmig; int n; cin >> n; for (int i = 0; i < n; i++) { cin >> arr[i]; } sort(arr, arr + n); for (int i = 1; i < n; i++) { arr[i] = arr[i - 1] + arr[i]; arr[i] /= 2; } cout << arr[n - 1]; return 0; }
// in the name of god // if you read this code please search about imam hussain #include <bits/stdc++.h> using namespace std; typedef long long ll; #define pb push_back #define endl "\n"; #define migmig \ ios::sync_with_stdio(false); \ cin.tie(0); \ cout.tie(0); #define read \ freopen("input.txt", "r", stdin); \ freopen("output.txt", "w", stdout); const int maxn = 1e5 + 5; const int mod = 1e9 + 7; const int inf = 1e9; const int del = 728729; long double arr[maxn]; int main() { migmig; int n; cin >> n; for (int i = 0; i < n; i++) { cin >> arr[i]; } sort(arr, arr + n); for (int i = 1; i < n; i++) { arr[i] = arr[i - 1] + arr[i]; arr[i] /= 2; } cout << arr[n - 1]; return 0; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
737,172
737,173
u433132072
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; double make; vector<int> rare(N); for (int i = 0; i < N; i++) { cin >> rare.at(i); } for (int i = 0; i < N - 1; i++) { sort(rare.begin(), rare.end()); make = (rare.at(0) + rare.at(1)) / 2; rare.push_back(make); reverse(rare.begin(), rare.end()); rare.pop_back(); rare.pop_back(); } cout << rare.at(0) << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; double make; vector<double> rare(N); for (int i = 0; i < N; i++) { cin >> rare.at(i); } for (int i = 0; i < N - 1; i++) { sort(rare.begin(), rare.end()); make = (double)(rare.at(0) + rare.at(1)) / 2; rare.push_back(make); reverse(rare.begin(), rare.end()); rare.pop_back(); rare.pop_back(); } cout << rare.at(0) << endl; }
[ "variable_declaration.type.primitive.change" ]
737,176
737,177
u525502670
cpp
p02935
#include <bits/stdc++.h> #define rep(i, x, y) for (int i = x; i <= y; i++) using namespace std; const int N = 55; int n, a[N]; double ans; int main() { cin >> n; rep(i, 1, n) cin >> a[i]; sort(a + 1, a + n + 1); ans = (a[1] + a[2]) / 2; rep(i, 3, n) ans = (ans + a[i]) / 2; cout << ans << endl; return 0; }
#include <bits/stdc++.h> #define rep(i, x, y) for (int i = x; i <= y; i++) using namespace std; const int N = 55; double n, a[N]; double ans; int main() { cin >> n; rep(i, 1, n) cin >> a[i]; sort(a + 1, a + (int)n + 1); ans = (a[1] + a[2]) / 2; rep(i, 3, n) ans = (ans + a[i]) / 2; cout << ans << endl; return 0; }
[ "variable_declaration.type.primitive.change" ]
737,186
737,187
u299994354
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; int ans = 0; vector<int> A(N); for (int i = 0; i < N; i++) cin >> A[i]; sort(A.begin(), A.end()); for (int k = 0; k < N - 1; k++) { A[k + 1] = (A[k] + A[k + 1]) / 2; } cout << A[N - 1] << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; vector<double> A(N); for (int i = 0; i < N; i++) cin >> A[i]; sort(A.begin(), A.end()); for (int k = 0; k < N - 1; k++) { A[k + 1] = (A[k] + A[k + 1]) / 2; } cout << A[N - 1] << endl; }
[ "variable_declaration.remove", "variable_declaration.type.primitive.change" ]
737,190
737,191
u001858868
cpp
p02935
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; vector<int> A(N); for (int i = 0; i < N; i++) cin >> A[i]; sort(A.begin(), A.end()); for (int k = 0; k < N; k++) { A[k + 1] = (A[k] + A[k + 1]) / 2; } cout << A[N - 1] << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; vector<double> A(N); for (int i = 0; i < N; i++) cin >> A[i]; sort(A.begin(), A.end()); for (int k = 0; k < N - 1; k++) { A[k + 1] = (A[k] + A[k + 1]) / 2; } cout << A[N - 1] << endl; }
[ "variable_declaration.type.primitive.change", "control_flow.loop.for.condition.change", "misc.off_by_one" ]
737,192
737,191
u001858868
cpp
p02935
#include <bits/stdc++.h> #include <numeric> using namespace std; using ll = long long; int main() { cin.tie(0); ios::sync_with_stdio(false); std::priority_queue<float, std::vector<float>, std::greater<float>> que; int N; cin >> N; for (int i = 0; i < N; i++) { int v; cin >> v; que.push(v); } for (int i = 0; i < N - 1; i++) { int v1, v2; v1 = que.top(); que.pop(); v2 = que.top(); que.pop(); que.push((float)(v1 + v2) / 2); } cout << que.top() << endl; }
#include <bits/stdc++.h> #include <numeric> using namespace std; using ll = long long; int main() { cin.tie(0); ios::sync_with_stdio(false); std::priority_queue<double, std::vector<double>, std::greater<double>> que; int N; cin >> N; for (int i = 0; i < N; i++) { int v; cin >> v; que.push(v); } for (int i = 0; i < N - 1; i++) { double v1, v2; v1 = que.top(); que.pop(); v2 = que.top(); que.pop(); que.push((double)(v1 + v2) / 2); } cout << que.top() << endl; }
[ "variable_declaration.type.primitive.change" ]
737,193
737,194
u909162870
cpp
p02935
#include <bits/stdc++.h> using namespace std; int gcd(long long a, long long b) { long long M = max(a, b), m = min(a, b); while (m != 0) { long long r = M % m; M = m; m = r; } return M; } int digit_sum(long long n) { long long ans; while (n != 0) { ans += n % 10; n /= 10; } return ans; } int main() { int n; cin >> n; vector<double> a(n); for (int i = 0; i < n; i++) { cin >> a.at(i); } sort(a.begin(), a.end()); int ans = (a.at(0) + a.at(1)) / 2; for (int i = 2; i < n; i++) { ans = (ans + a.at(i)) / 2; } cout << fixed << setprecision(10); cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int gcd(long long a, long long b) { long long M = max(a, b), m = min(a, b); while (m != 0) { long long r = M % m; M = m; m = r; } return M; } int digit_sum(long long n) { long long ans; while (n != 0) { ans += n % 10; n /= 10; } return ans; } int main() { int n; cin >> n; vector<double> a(n); for (int i = 0; i < n; i++) { cin >> a.at(i); } sort(a.begin(), a.end()); double ans = (a.at(0) + a.at(1)) / 2; for (int i = 2; i < n; i++) { ans = (ans + a.at(i)) / 2; } cout << fixed << setprecision(10); cout << ans << endl; }
[ "variable_declaration.type.primitive.change" ]
737,195
737,196
u522993719
cpp