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
9 values
p02924
//#include "SaveFuncs.cpp" /*****/ #include <algorithm> #include <array> #include <cmath> #include <iomanip> //cout << fixed << setprecision(桁数); #include <iostream> #include <map> #include <queue> #include <stack> #include <stdexcept> #include <string> #include <vector> using namespace std; using ll = long long; #...
//#include "SaveFuncs.cpp" /*****/ #include <algorithm> #include <array> #include <cmath> #include <iomanip> //cout << fixed << setprecision(桁数); #include <iostream> #include <map> #include <queue> #include <stack> #include <stdexcept> #include <string> #include <vector> using namespace std; using ll = long long; #...
[ "variable_declaration.type.change" ]
726,619
726,620
u588369531
cpp
p02924
#include <bits/stdc++.h> using namespace std; typedef long long ll; const ll MOD = 1e9 + 7; const ll inf = 1LL << 60; const double eps = 1e-9; int main() { ll n; cin >> n; cout << n / (n - 1) / 2 << endl; return 0; }
#include <bits/stdc++.h> using namespace std; typedef long long ll; const ll MOD = 1e9 + 7; const ll inf = 1LL << 60; const double eps = 1e-9; int main() { ll n; cin >> n; cout << n * (n - 1) / 2 << endl; return 0; }
[ "expression.operator.arithmetic.change", "io.output.change" ]
726,621
726,622
u831873811
cpp
p02924
#include <iostream> using namespace std; using ll = long long; int main() { ll n; cout << n * (n - 1) / 2 << endl; }
#include <iostream> using namespace std; using ll = long long; int main() { ll n; cin >> n; cout << n * (n - 1) / 2 << endl; }
[]
726,623
726,624
u949798495
cpp
p02924
#include <algorithm> #include <iostream> #include <stdio.h> using namespace std; #include <vector> #define rep(i, n) for (int i = 0; i < (n); i++) #define INF 1e9 #define llINF 1e18 #define MOD 1000000007 #define pb push_back #define ll long long #define ull unsigned long long #define vint vector<int> #define vll vecto...
#include <algorithm> #include <iostream> #include <stdio.h> using namespace std; #include <vector> #define rep(i, n) for (int i = 0; i < (n); i++) #define INF 1e9 #define llINF 1e18 #define MOD 1000000007 #define pb push_back #define ll long long #define ull unsigned long long #define vint vector<int> #define vll vecto...
[ "variable_declaration.type.change" ]
726,631
726,632
u756614568
cpp
p02924
#include <bits/stdc++.h> using namespace std; #define what_is(x) cerr << #x << " is " << x << endl; #define IOS \ ios::sync_with_stdio(false); \ cin.tie(0); typedef long long ll; const int N = 1e5 + 5;...
#include <bits/stdc++.h> using namespace std; #define what_is(x) cerr << #x << " is " << x << endl; #define IOS \ ios::sync_with_stdio(false); \ cin.tie(0); typedef long long ll; const int N = 1e5 + 5;...
[ "assignment.change" ]
726,636
726,637
u411771230
cpp
p02924
#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> #incl...
#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> #incl...
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
726,638
726,639
u771565679
cpp
p02924
#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> #incl...
#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> #incl...
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
726,640
726,639
u771565679
cpp
p02924
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < n; i++) #define repr(i, n) for (int i = n; i >= 0; i--) #define FOR(i, m, n) for (int i = m; i < n; i++) #define INF 2e9 #define ALL(v) v.begin(), v.end() using namespace std; typedef long long int ll; typedef vector<ll> vll; typedef vector<vll> vvll; const...
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < n; i++) #define repr(i, n) for (int i = n; i >= 0; i--) #define FOR(i, m, n) for (int i = m; i < n; i++) #define INF 2e9 #define ALL(v) v.begin(), v.end() using namespace std; typedef long long int ll; typedef vector<ll> vll; typedef vector<vll> vvll; const...
[ "variable_declaration.type.change" ]
726,641
726,642
u915689660
cpp
p02924
#include "bits/stdc++.h" using namespace std; #define all(x) (x).begin(), (x).end() #define rall(x) (x).rbegin(), (x).rend() #define sz(x) ((int)(x).size()) #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define repr(i, n) for (int i = (int)(n)-1; i >= 0; i--) #define repf(i, x, n) for (int i = (int)(x); i < (int...
#include "bits/stdc++.h" using namespace std; #define all(x) (x).begin(), (x).end() #define rall(x) (x).rbegin(), (x).rend() #define sz(x) ((int)(x).size()) #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define repr(i, n) for (int i = (int)(n)-1; i >= 0; i--) #define repf(i, x, n) for (int i = (int)(x); i < (int...
[ "variable_declaration.type.change", "expression.operation.binary.remove" ]
726,643
726,644
u395846213
cpp
p02924
#include "bits/stdc++.h" using namespace std; #define all(x) (x).begin(), (x).end() #define rall(x) (x).rbegin(), (x).rend() #define sz(x) ((int)(x).size()) #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define repr(i, n) for (int i = (int)(n)-1; i >= 0; i--) #define repf(i, x, n) for (int i = (int)(x); i < (int...
#include "bits/stdc++.h" using namespace std; #define all(x) (x).begin(), (x).end() #define rall(x) (x).rbegin(), (x).rend() #define sz(x) ((int)(x).size()) #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define repr(i, n) for (int i = (int)(n)-1; i >= 0; i--) #define repf(i, x, n) for (int i = (int)(x); i < (int...
[ "variable_declaration.type.change", "expression.operation.binary.change", "expression.operation.binary.remove" ]
726,643
726,645
u395846213
cpp
p02924
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (n); i++) #define FOR(i, a, b) for (int i = (a); i < (b); i++) #define ALL(v) v.begin(), v.end() typedef long long ll; using namespace std; int main() { int N; cin >> N; ll ans = N * (N - 1) / 2; cout << ans << endl; }
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (n); i++) #define FOR(i, a, b) for (int i = (a); i < (b); i++) #define ALL(v) v.begin(), v.end() typedef long long ll; using namespace std; int main() { ll N; cin >> N; ll ans = (N * (N - 1)) / 2; cout << ans << endl; }
[ "variable_declaration.type.change" ]
726,646
726,647
u689844566
cpp
p02924
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; int answer; answer = N * (N - 1) / 2; cout << answer << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int64_t N; cin >> N; int64_t answer; answer = N * (N - 1) / 2; cout << answer << endl; }
[ "variable_declaration.type.primitive.change" ]
726,652
726,653
u119425165
cpp
p02924
#include <bits/stdc++.h> using namespace std; #define FOR(i, n) for (int i = 0; i < (n); i++) #define all(t) (t).begin(), (t).end() #define MOD 1000000007 typedef long long ll; template <class T> inline bool chmax(T &a, T b) { if (a < b) { a = b; return 1; } else { return 0; } } template <class T> inl...
#include <bits/stdc++.h> using namespace std; #define FOR(i, n) for (int i = 0; i < (n); i++) #define all(t) (t).begin(), (t).end() #define MOD 1000000007 typedef long long ll; template <class T> inline bool chmax(T &a, T b) { if (a < b) { a = b; return 1; } else { return 0; } } template <class T> inl...
[ "variable_declaration.type.change" ]
726,657
726,658
u962104148
cpp
p02924
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; cout << (n - 1) * n / 2 << "\n"; }
#include <bits/stdc++.h> using namespace std; int main() { long long n; cin >> n; cout << (n - 1) * n / 2 << "\n"; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
726,691
726,692
u582460965
cpp
p02924
#include <bits/stdc++.h> #include <cstdlib> #include <ctime> #define rep(i, N) for (int i = 0; i < (N); i++) #define swap(a, b) (a += b, b = a - b, a -= b) using namespace std; int main() { int N; cin >> N; cout << N * (N - 1) / 2 << endl; }
#include <bits/stdc++.h> #include <cstdlib> #include <ctime> #define rep(i, N) for (int i = 0; i < (N); i++) #define swap(a, b) (a += b, b = a - b, a -= b) using namespace std; int main() { long long N; cin >> N; cout << N * (N - 1) / 2 << endl; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
726,693
726,694
u466393447
cpp
p02924
#include <bits/stdc++.h> using namespace std; int main() { int a; cin >> a; cout << (a * (a - 1) / 2); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { unsigned long long a; cin >> a; cout << (a * (a - 1) / 2); return 0; }
[ "variable_declaration.type.primitive.change" ]
726,700
726,701
u657236078
cpp
p02924
#include <algorithm> #include <cstdio> #include <iomanip> #include <iostream> #include <map> #include <math.h> #include <queue> #include <set> #include <sstream> #include <stack> #include <string> #include <vector> using namespace std; typedef long long int ll; #define EPS (1e-9) #define INF (1e9) #define PI (acos(-1)...
#include <algorithm> #include <cstdio> #include <iomanip> #include <iostream> #include <map> #include <math.h> #include <queue> #include <set> #include <sstream> #include <stack> #include <string> #include <vector> using namespace std; typedef long long int ll; #define EPS (1e-9) #define INF (1e9) #define PI (acos(-1)...
[ "variable_declaration.type.change" ]
726,719
726,720
u815863697
cpp
p02924
#include <iostream> using namespace std; int main() { int n; cin >> n; int ans = 0; ans = n * (n - 1) / 2; // for(int i = 1; i < n; i++) ans += i; cout << ans; }
#include <iostream> using namespace std; int main() { long long n; cin >> n; long long ans = 0; ans = n * (n - 1) / 2; // for(int i = 1; i < n; i++) ans += i; cout << ans; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
726,732
726,733
u521973174
cpp
p02924
#include <iostream> int main() { int N; long int ans = 0; std::cin >> N; ans = N * (N - 1) / 2; std::cout << ans << std::endl; return 0; }
#include <iostream> int main() { long int N, ans = 0; std::cin >> N; ans = N * (N - 1) / 2; std::cout << ans << std::endl; return 0; }
[ "variable_declaration.remove", "variable_declaration.add" ]
726,744
726,745
u721269623
cpp
p02924
#include <iostream> int main() { int N, ans = 0; std::cin >> N; ans = N * (N - 1) / 2; std::cout << ans << std::endl; return 0; }
#include <iostream> int main() { long int N, ans = 0; std::cin >> N; ans = N * (N - 1) / 2; std::cout << ans << std::endl; return 0; }
[ "variable_declaration.type.widen.change" ]
726,746
726,745
u721269623
cpp
p02924
#include <iostream> int main() { int N, ans = 0; std::cin >> N; ans = N * (N - 1) / 2; std::cout << ans << std::endl; return 0; }
#include <iostream> int main() { long int N, ans = 0; std::cin >> N; ans = (N * (N - 1)) / 2; std::cout << ans << std::endl; return 0; }
[ "variable_declaration.type.widen.change" ]
726,746
726,748
u721269623
cpp
p02924
#include <bits/stdc++.h> using namespace std; /* alias */ using ll = long long; using vi = vector<int>; using pii = pair<int, int>; using vpii = vector<pii>; /* const */ const int INF = 1001001001; const ll LINF = 1001001001001001001ll; const int MOD = 1e9 + 7; /* repetition */ #define rep(i, n) for (int i = 0; i <...
#include <bits/stdc++.h> using namespace std; /* alias */ using ll = long long; using vi = vector<int>; using pii = pair<int, int>; using vpii = vector<pii>; /* const */ const int INF = 1001001001; const ll LINF = 1001001001001001001ll; const int MOD = 1e9 + 7; /* repetition */ #define rep(i, n) for (int i = 0; i <...
[ "variable_declaration.type.change" ]
726,764
726,765
u792521295
cpp
p02924
#include <iostream> int main(void) { int n; std::cin >> n; std::cout << n * (n - 1) / 2 << std::endl; return 0; }
#include <iostream> int main(void) { long long n; std::cin >> n; std::cout << n * (n - 1) / 2 << std::endl; return 0; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
726,772
726,773
u654558363
cpp
p02924
/*input 13 */ #include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; cout << (n - 1) * n / 2 << endl; }
/*input 13 */ #include <bits/stdc++.h> using namespace std; int main() { int64_t n; cin >> n; cout << (n - 1) * n / 2 << endl; }
[ "variable_declaration.type.primitive.change" ]
726,780
726,781
u965602776
cpp
p02924
#include <bits/stdc++.h> #include <iostream> using namespace std; int main() { long long n; cin >> n; long long ans = 0; ans = (n * n - 1) / 2; cout << ans << endl; }
#include <bits/stdc++.h> #include <iostream> using namespace std; int main() { long long n; cin >> n; long long ans = 0; ans = (n * (n - 1)) / 2; cout << ans << endl; }
[]
726,782
726,783
u880212367
cpp
p02924
#include <bits/stdc++.h> using namespace std; using ll = long long; #define FOR(i, a, b) for (int i = a; i <= b; i++) #define FORD(i, a, b) for (int i = a; i >= b; i--) #define FORL(i, x) for (int i = head[x]; i; i = nxt[i]) #define ALL(a) (a).begin(), (a).end() #define SZ(a) int((a).size()) #define EACH(i, c) ...
#include <bits/stdc++.h> using namespace std; using ll = long long; #define FOR(i, a, b) for (int i = a; i <= b; i++) #define FORD(i, a, b) for (int i = a; i >= b; i--) #define FORL(i, x) for (int i = head[x]; i; i = nxt[i]) #define ALL(a) (a).begin(), (a).end() #define SZ(a) int((a).size()) #define EACH(i, c) ...
[ "variable_declaration.type.change" ]
726,784
726,785
u054501336
cpp
p02924
#include <iostream> using namespace std; int main(void) { int N; cin >> N; int M; M = N * (N - 1) / 2; cout << M << endl; return 0; }
#include <iostream> using namespace std; int main(void) { long N; cin >> N; long M; M = N * (N - 1) / 2; cout << M << endl; return 0; }
[ "variable_declaration.type.primitive.change" ]
726,792
726,793
u215743476
cpp
p02924
#include <algorithm> #include <cmath> #include <cstdio> #include <cstdlib> #include <cstring> #include <iostream> #include <map> #include <queue> #include <set> #include <string> typedef long long ll; const ll longinf = 1LL << 60; using namespace std; int n; ll ans; int main() { cin >> n; ans = (1 + n) * n / 2; ...
#include <algorithm> #include <cmath> #include <cstdio> #include <cstdlib> #include <cstring> #include <iostream> #include <map> #include <queue> #include <set> #include <string> typedef long long ll; const ll longinf = 1LL << 60; using namespace std; ll n; ll ans; int main() { cin >> n; ans = (1 + n) * n / 2; a...
[ "variable_declaration.type.change" ]
726,798
726,799
u806661586
cpp
p02924
#include <algorithm> #include <iostream> #include <map> #include <math.h> #include <numeric> #include <queue> #include <string> #include <unordered_map> //hash map #include <utility> #include <vector> #define rep(i, a, n) for (int(i) = (a); (i) < (n); (i)++) #define rrep(i, a, n) for (int(i) = (a); (i) >= (n); (i)--) ...
#include <algorithm> #include <iostream> #include <map> #include <math.h> #include <numeric> #include <queue> #include <string> #include <unordered_map> //hash map #include <utility> #include <vector> #define rep(i, a, n) for (int(i) = (a); (i) < (n); (i)++) #define rrep(i, a, n) for (int(i) = (a); (i) >= (n); (i)--) ...
[ "variable_declaration.type.change" ]
726,811
726,812
u677400065
cpp
p02924
#include <bits/stdc++.h> #include <iomanip> #include <unordered_map> using namespace std; using ll = long long; #define rep(i, n) for (int i = 0; i < (int)(n); i++) int main() { int n; cin >> n; ll ans; ans = n * (n - 1) / 2; cout << ans << endl; }
#include <bits/stdc++.h> #include <iomanip> #include <unordered_map> using namespace std; using ll = long long; #define rep(i, n) for (int i = 0; i < (int)(n); i++) int main() { ll n; cin >> n; ll ans; ans = n * (n - 1) / 2; cout << ans << endl; }
[ "variable_declaration.type.change" ]
726,820
726,821
u295618957
cpp
p02924
#include <array> #include <cmath> #include <iostream> #include <string> #include <vector> int main() { int N; std::cin >> N; std::cout << N * (N - 1) / 2 << std::endl; }
#include <array> #include <cmath> #include <iostream> #include <string> #include <vector> int main() { long N; std::cin >> N; std::cout << N * (N - 1) / 2 << std::endl; }
[ "variable_declaration.type.primitive.change" ]
726,833
726,834
u474016796
cpp
p02924
#include <iostream> using namespace std; int main() { int n, a, b; cin >> n; a = n * (n - 1); b = a / 2; cout << b; return 0; }
#include <iostream> using namespace std; int main() { long long int n, a, b; cin >> n; a = n * (n - 1); b = a / 2; cout << b; return 0; }
[ "variable_declaration.type.widen.change" ]
726,837
726,838
u157835683
cpp
p02924
#include <bits/stdc++.h> using namespace std; template <class e, class t, int N> std::basic_istream<e, t> &operator>>(std::basic_istream<e, t> &in, const e (&literal)[N]) { std::array<e, N - 1> buffer; // get buffer in >> buffer[0]; // skips whitespace if (N > 2)...
#include <bits/stdc++.h> using namespace std; template <class e, class t, int N> std::basic_istream<e, t> &operator>>(std::basic_istream<e, t> &in, const e (&literal)[N]) { std::array<e, N - 1> buffer; // get buffer in >> buffer[0]; // skips whitespace if (N > 2)...
[]
726,841
726,842
u037242228
cpp
p02924
#include <bits/stdc++.h> using namespace std; #define bug cout << "-----------" << endl const long long INF = (long long)1e18; #define ll long long int #define MAX 2268312229760322080 int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); int n; cin >> n; cout << n * (n - 1) / 2; return 0; }
#include <bits/stdc++.h> using namespace std; #define bug cout << "-----------" << endl const long long INF = (long long)1e18; #define ll long long int #define MAX 2268312229760322080 int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); ll n; cin >> n; cout << n * (n - 1) / 2; return 0; }
[ "variable_declaration.type.change" ]
726,847
726,848
u918077858
cpp
p02924
#include "bits/stdc++.h" using namespace std; typedef long long ll; const double EPS = 1e-9; typedef vector<int> vint; typedef pair<int, int> pint; #define rep(i, n) REP(i, 0, n) #define ALL(v) v.begin(), v.end() #define MSG(a) cout << #a << " " << a << endl; #define REP(i, x, n) for (int i = x; i < n; i++) int main()...
#include "bits/stdc++.h" using namespace std; typedef long long ll; const double EPS = 1e-9; typedef vector<int> vint; typedef pair<int, int> pint; #define rep(i, n) REP(i, 0, n) #define ALL(v) v.begin(), v.end() #define MSG(a) cout << #a << " " << a << endl; #define REP(i, x, n) for (int i = x; i < n; i++) int main()...
[ "variable_declaration.type.change" ]
726,854
726,855
u607865971
cpp
p02924
#include <iostream> using namespace std; int main() { int n; cin >> n; cout << n * (n - 1) / 2 << endl; }
#include <iostream> using namespace std; int main() { unsigned long n; cin >> n; cout << n * (n - 1) / 2 << endl; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
726,856
726,857
u827974318
cpp
p02924
#include <bits/stdc++.h> using namespace std; // Function Macros: #define rep(i, n) for (int(i) = 0; (i) < (n); (i)++) #define all(v) (v).begin(), (v).end() #define setpre(n) cout << fixed << setprecision(n) // Type Definitions: typedef long long ll; typedef unsigned long long ull; // Constants: const int INF = 2e9;...
#include <bits/stdc++.h> using namespace std; // Function Macros: #define rep(i, n) for (int(i) = 0; (i) < (n); (i)++) #define all(v) (v).begin(), (v).end() #define setpre(n) cout << fixed << setprecision(n) // Type Definitions: typedef long long ll; typedef unsigned long long ull; // Constants: const int INF = 2e9;...
[ "variable_declaration.type.change" ]
726,859
726,860
u449175559
cpp
p02924
#include <bits/stdc++.h> using namespace std; // Function Macros: #define rep(i, n) for (int(i) = 0; (i) < (n); (i)++) #define all(v) (v).begin(), (v).end() #define setpre(n) cout << fixed << setprecision(n) // Type Definitions: typedef long long ll; typedef unsigned long long ull; // Constants: const int INF = 2e9;...
#include <bits/stdc++.h> using namespace std; // Function Macros: #define rep(i, n) for (int(i) = 0; (i) < (n); (i)++) #define all(v) (v).begin(), (v).end() #define setpre(n) cout << fixed << setprecision(n) // Type Definitions: typedef long long ll; typedef unsigned long long ull; // Constants: const int INF = 2e9;...
[ "variable_declaration.type.change", "call.add", "call.arguments.change" ]
726,861
726,860
u449175559
cpp
p02924
#include <iostream> using namespace std; int main() { int N; cin >> N; cout << (N - 1) * N / 2 << endl; return 0; }
#include <iostream> using namespace std; int main() { long long N; cin >> N; cout << (N - 1) * N / 2 << endl; return 0; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
726,862
726,863
u577926181
cpp
p02924
#include <iostream> using namespace std; int main() { long long int n, x; x = (n * (n - 1)) / 2; cout << x << endl; return 0; }
#include <iostream> using namespace std; int main() { long long int n, x; cin >> n; x = (n * (n - 1)) / 2; cout << x << endl; return 0; }
[]
726,864
726,865
u072203760
cpp
p02924
#include <bits/stdc++.h> typedef long long ll; using namespace std; int main() { int n; cin >> n; ll ans; ans = (n * n - n) / 2; cout << ans << endl; }
#include <bits/stdc++.h> typedef long long ll; using namespace std; int main() { ll n; cin >> n; ll ans; ans = (n * n - n) / 2; cout << ans << endl; }
[ "variable_declaration.type.change" ]
726,868
726,869
u639426108
cpp
p02924
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; cout << N * (N - 1) / 2; }
#include <bits/stdc++.h> using namespace std; int main() { long long int N; cin >> N; cout << N * (N - 1) / 2; }
[ "variable_declaration.type.widen.change" ]
726,881
726,882
u926416331
cpp
p02924
#include <bits/stdc++.h> #define endl '\n' using namespace std; int h[100001]; int a[100001]; int main() { cin.tie(0); // cout と cin の同期を切る ios::sync_with_stdio(false); /* cの stdioストリーム (printfとか)と*/ int N; cin >> N; cout << ((N - 1) * (N)) / 2 << endl; return 0; }
#include <bits/stdc++.h> #define endl '\n' using namespace std; int h[100001]; int a[100001]; int main() { cin.tie(0); // cout と cin の同期を切る ios::sync_with_stdio(false); /* cの stdioストリーム (printfとか)と*/ long long N; cin >> N; cout << ((N - 1) * (N)) / 2 << endl; return 0; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
726,887
726,888
u858520692
cpp
p02924
#include <iostream> using namespace std; int main() { int n; long long res = 0; cin >> n; cout << ((n - 1) * n) / 2; return 0; }
#include <iostream> using namespace std; int main() { long long n; long long res = 0; cin >> n; cout << ((n - 1) * n) / 2; return 0; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
726,895
726,896
u021107862
cpp
p02924
#include <iostream> using namespace std; int main() { unsigned int N; cin >> N; unsigned int ans = N * (N - 1) / 2; cout << ans << endl; return 0; }
#include <iostream> using namespace std; int main() { unsigned long N; cin >> N; unsigned long ans = N * (N - 1) / 2; cout << ans << endl; return 0; }
[ "variable_declaration.type.primitive.change" ]
726,897
726,898
u204252859
cpp
p02924
#include <iostream> using namespace std; int main() { int N; cin >> N; int ans = N * (N - 1) / 2; cout << ans << endl; return 0; }
#include <iostream> using namespace std; int main() { unsigned long N; cin >> N; unsigned long ans = N * (N - 1) / 2; cout << ans << endl; return 0; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
726,899
726,898
u204252859
cpp
p02924
#include <iostream> using namespace std; int main() { int N; cin >> N; int ans = (N * N - 1) / 2; cout << ans << endl; return 0; }
#include <iostream> using namespace std; int main() { unsigned long N; cin >> N; unsigned long ans = N * (N - 1) / 2; cout << ans << endl; return 0; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
726,900
726,898
u204252859
cpp
p02924
#include <iostream> using namespace std; int main() { int N; cin >> N; cout << N * (N - 1) / 2 << endl; }
#include <iostream> using namespace std; int main() { long long N; cin >> N; cout << N * (N - 1) / 2 << endl; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
726,901
726,902
u864044904
cpp
p02924
#include <iostream> using namespace std; int main() { int N; cin >> N; cout << N * (N - 1) / 2; }
#include <iostream> using namespace std; int main() { long long N; cin >> N; cout << N * (N - 1) / 2 << endl; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change", "io.output.newline.add" ]
726,903
726,902
u864044904
cpp
p02924
#include <iostream> using namespace std; int main() { long long n; cin >> n; int sum = (n * (n - 1)) / 2; cout << sum << endl; }
#include <iostream> using namespace std; int main() { long long n; cin >> n; long long sum = (n * (n - 1)) / 2; cout << sum << endl; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
726,904
726,905
u526278960
cpp
p02924
#include <iostream> using namespace std; int main() { int n; cin >> n; int sum = (n * (n - 1)) / 2; cout << sum << endl; }
#include <iostream> using namespace std; int main() { long long n; cin >> n; long long sum = (n * (n - 1)) / 2; cout << sum << endl; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
726,906
726,905
u526278960
cpp
p02924
#include <iostream> using namespace std; int main() { long long n; cin >> n; long long s = (n * (n + 1)) / 2; cout << s << endl; }
#include <iostream> using namespace std; int main() { long long n; cin >> n; n--; long long s = (n * (n + 1)) / 2; cout << s << endl; }
[ "expression.unary.arithmetic.add" ]
726,909
726,910
u146209432
cpp
p02924
#include <iostream> using namespace std; int main() { int n; cin >> n; cout << n * (n + 1) / 2 - n << endl; return 0; }
#include <iostream> using namespace std; int main() { long long n; cin >> n; cout << n * (n + 1) / 2 - n << endl; return 0; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
726,915
726,916
u710397511
cpp
p02924
#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; cout << n * (n - 1) / 2 << endl; 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() { ll n; cin >> n; cout << (ll)n * (n - 1) / 2 << endl; return 0; }
[ "variable_declaration.type.change" ]
726,921
726,922
u775556337
cpp
p02924
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; int ans = N * (N - 1) / 2; cout << ans << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { long long N; cin >> N; long long ans = N * (N - 1) / 2; cout << ans << endl; return 0; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
726,923
726,924
u942915776
cpp
p02924
#include <algorithm> #include <bitset> #include <cmath> #include <cstdio> #include <cstring> #include <deque> #include <iomanip> #include <iostream> #include <map> #include <queue> #include <set> #include <stack> #include <vector> using namespace std; #define INF 1e18 #define int long long signed main() { int n; ...
#include <algorithm> #include <bitset> #include <cmath> #include <cstdio> #include <cstring> #include <deque> #include <iomanip> #include <iostream> #include <map> #include <queue> #include <set> #include <stack> #include <vector> using namespace std; #define INF 1e18 #define int long long signed main() { int n; ...
[ "literal.number.change", "expression.operation.binary.change" ]
726,948
726,949
u032189172
cpp
p02924
#include <algorithm> #include <iostream> #include <string> #include <vector> using namespace std; int main() { int N; cin >> N; long long ans = (1 + N) * N / 2 - N; cout << ans; }
#include <algorithm> #include <iostream> #include <string> #include <vector> using namespace std; int main() { long long N; cin >> N; long long ans = (1 + N) * N / 2 - N; cout << ans; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
726,950
726,951
u582357587
cpp
p02924
#include <algorithm> #include <iostream> #include <string> #include <vector> using namespace std; int main() { int N; cin >> N; long long ans = (1 + N) * N / 2 - N; cout << ans; }
#include <algorithm> #include <iostream> #include <string> #include <vector> using namespace std; int main() { long long N; cin >> N; long long ans = (1 + N) * N / 2 - N; cout << ans; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
726,950
726,952
u582357587
cpp
p02924
typedef long long ll; #define rep(i, n) for (int i = 0; i < (n); ++i) #include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int ans = n * (n - 1) / 2; cout << ans << endl; }
typedef long long ll; #define rep(i, n) for (int i = 0; i < (n); ++i) #include <bits/stdc++.h> using namespace std; int main() { ll n; cin >> n; ll ans = n * (n - 1) / 2; cout << ans << endl; }
[ "variable_declaration.type.change" ]
726,955
726,956
u438592861
cpp
p02924
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; if (n % 2 == 1) { cout << n * (n - 1) / 2 << endl; } else { cout << (n + 1) * n / 2 - n << endl; } }
#include <bits/stdc++.h> using namespace std; int main() { long long n; cin >> n; if (n % 2 == 1) { cout << n * (n - 1) / 2 << endl; } else { cout << (n + 1) * n / 2 - n << endl; } }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
726,962
726,963
u564060397
cpp
p02924
#include <iostream> using namespace std; int main() { int N; cin >> N; cout << N * (N - 1) / 2 << endl; }
#include <iostream> using namespace std; int main() { long int N; cin >> N; cout << N * (N - 1) / 2 << endl; }
[ "variable_declaration.type.widen.change" ]
726,966
726,967
u984200859
cpp
p02924
#define _USE_MATH_DEFINES #include <algorithm> #include <array> #include <bitset> #include <cfloat> #include <climits> #include <cmath> #include <complex> #include <cstdio> #include <fstream> #include <functional> #include <iomanip> #include <iostream> #include <iterator> #include <limits> #include <list> #include <map...
#define _USE_MATH_DEFINES #include <algorithm> #include <array> #include <bitset> #include <cfloat> #include <climits> #include <cmath> #include <complex> #include <cstdio> #include <fstream> #include <functional> #include <iomanip> #include <iostream> #include <iterator> #include <limits> #include <list> #include <map...
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change", "literal.number.type.widen.change" ]
726,976
726,977
u917944707
cpp
p02924
#include <bits/stdc++.h> #define endl "\n" #define ll long long int #define MOD 1000000007 #define fast \ ios_base::sync_with_stdio(0); \ cin.tie(0); ...
#include <bits/stdc++.h> #define endl "\n" #define ll long long int #define MOD 1000000007 #define fast \ ios_base::sync_with_stdio(0); \ cin.tie(0); ...
[]
726,980
726,981
u336130820
cpp
p02924
#include <bits/stdc++.h> #include <vector> typedef long long ll; const int INF = 1e9; const int MOD = 1e9 + 7; using namespace std; //ループマクロ #define FOR(i, a, b) for (int i = (a); i < (b); i++) #define REP(i, n) for (int i = 0; i < n; i++) #define REPR(i, n) for (int i = n; 0 <= i; i--) //入出力 #define SCOUT(x) cout <<...
#include <bits/stdc++.h> #include <vector> typedef long long ll; const int INF = 1e9; const int MOD = 1e9 + 7; using namespace std; //ループマクロ #define FOR(i, a, b) for (int i = (a); i < (b); i++) #define REP(i, n) for (int i = 0; i < n; i++) #define REPR(i, n) for (int i = n; 0 <= i; i--) //入出力 #define SCOUT(x) cout <<...
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
726,988
726,989
u281840563
cpp
p02924
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (n); ++i) #define sz(x) int(x.size()) using namespace std; typedef long long ll; int main() { int n, ans; cin >> n; ans = n * (n - 1) / 2; cout << ans << endl; return 0; }
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (n); ++i) #define sz(x) int(x.size()) using namespace std; typedef long long ll; int main() { ll n, ans; cin >> n; ans = n * (n - 1) / 2; cout << ans << endl; return 0; }
[ "variable_declaration.type.change" ]
727,000
727,001
u199343957
cpp
p02924
/* Chase Your Legend 英雄志逐传奇 */ #include <algorithm> #include <cmath> #include <iostream> #include <map> #include <math.h> #include <queue> #include <set> #include <stack> #include <stdio.h> #include <string> #include <vector> #define rep(i, n) for (int i = 0; i < (n); i++) type...
/* Chase Your Legend 英雄志逐传奇 */ #include <algorithm> #include <cmath> #include <iostream> #include <map> #include <math.h> #include <queue> #include <set> #include <stack> #include <stdio.h> #include <string> #include <vector> #define rep(i, n) for (int i = 0; i < (n); i++) type...
[ "variable_declaration.type.change" ]
727,014
727,015
u955534952
cpp
p02924
/* Chase Your Legend 英雄志逐传奇 */ #include <algorithm> #include <cmath> #include <iostream> #include <map> #include <math.h> #include <queue> #include <set> #include <stack> #include <stdio.h> #include <string> #include <vector> #define rep(i, n) for (int i = 0; i < (n); i++) type...
/* Chase Your Legend 英雄志逐传奇 */ #include <algorithm> #include <cmath> #include <iostream> #include <map> #include <math.h> #include <queue> #include <set> #include <stack> #include <stdio.h> #include <string> #include <vector> #define rep(i, n) for (int i = 0; i < (n); i++) type...
[ "variable_declaration.type.change" ]
727,016
727,015
u955534952
cpp
p02924
#include <bits/stdc++.h> using namespace std; typedef long long ll; #define rep(i, a) for (int i = 0; i < (a); i++) const ll MOD = 1000000007; // const ll MOD=998244353; int main() { int N; cin >> N; cout << N * (N - 1) / 2 << endl; return 0; }
#include <bits/stdc++.h> using namespace std; typedef long long ll; #define rep(i, a) for (int i = 0; i < (a); i++) const ll MOD = 1000000007; // const ll MOD=998244353; int main() { int N; cin >> N; cout << 1LL * N * (N - 1) / 2 << endl; return 0; }
[ "expression.operation.binary.add" ]
727,017
727,018
u046768272
cpp
p02924
#include <algorithm> #include <iostream> #include <map> #include <queue> #include <stdio.h> #include <string.h> #include <string> #include <vector> using namespace std; int main() { int n; scanf("%d", &n); printf("%d\n", n * (n - 1) / 2); return 0; }
#include <algorithm> #include <iostream> #include <map> #include <queue> #include <stdio.h> #include <string.h> #include <string> #include <vector> using namespace std; int main() { long long n; scanf("%lld", &n); printf("%lld\n", n * (n - 1) / 2); return 0; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change", "literal.string.change", "call.arguments.change", "io.output.change" ]
727,029
727,030
u919923389
cpp
p02924
#define _USE_MATH_DEFINES #include <algorithm> #include <climits> #include <cmath> #include <iomanip> #include <iostream> #include <map> #include <queue> #include <stack> #include <string> #include <tuple> #include <vector> using namespace std; typedef long long LL; typedef vector<int> VI; typedef vector<double> VD; t...
#define _USE_MATH_DEFINES #include <algorithm> #include <climits> #include <cmath> #include <iomanip> #include <iostream> #include <map> #include <queue> #include <stack> #include <string> #include <tuple> #include <vector> using namespace std; typedef long long LL; typedef vector<int> VI; typedef vector<double> VD; t...
[ "variable_declaration.type.change" ]
727,031
727,032
u662614053
cpp
p02924
#include <algorithm> #include <climits> // LLONG_MAX, LLONG_MIN, INT_MIN, INT_MAX #include <cmath> #include <cstring> #include <iomanip> #include <iostream> #include <map> #include <queue> #include <set> #include <stack> #include <string> #include <unordered_map> #include <utility> // pair make_pair #include <vector> ...
#include <algorithm> #include <climits> // LLONG_MAX, LLONG_MIN, INT_MIN, INT_MAX #include <cmath> #include <cstring> #include <iomanip> #include <iostream> #include <map> #include <queue> #include <set> #include <stack> #include <string> #include <unordered_map> #include <utility> // pair make_pair #include <vector> ...
[ "variable_declaration.type.primitive.change" ]
727,035
727,036
u703205079
cpp
p02924
#include <bits/stdc++.h> using namespace std; int main() { int64_t n; cin >> n; cout << n * (n + 1) / 2 << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int64_t n; cin >> n; cout << n * (n - 1) / 2 << endl; return 0; }
[ "misc.opposites", "expression.operator.arithmetic.change", "io.output.change" ]
727,045
727,046
u017167684
cpp
p02924
#include <bits/stdc++.h> using namespace std; #define psi pair<string, int> #define rep(i, n) for (int i = 0; i < n; i++) int main() { int n; cin >> n; long long sum = n * (n - 1) / 2; cout << sum << endl; return 0; }
#include <bits/stdc++.h> using namespace std; #define psi pair<string, int> #define rep(i, n) for (int i = 0; i < n; i++) int main() { long long n; cin >> n; long long sum = n * (n - 1) / 2; cout << sum << endl; return 0; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
727,047
727,048
u224843402
cpp
p02924
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; cout << ((N - 1) * N) / 2; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { long long N; cin >> N; cout << ((N - 1) * N) / 2; return 0; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
727,057
727,058
u038569501
cpp
p02924
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 0; i < (n); i++) #define sz(x) int(x.size()) typedef long long ll; int main() { int n; cin >> n; cout << (n * (n - 1) / 2) << endl; return 0; }
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 0; i < (n); i++) #define sz(x) int(x.size()) typedef long long ll; int main() { ll n; cin >> n; cout << (n * (n - 1) / 2) << endl; return 0; }
[ "variable_declaration.type.change" ]
727,069
727,070
u168525123
cpp
p02924
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; int num = (N - 1) * (N); cout << num / 2 << "\n"; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { long long N; cin >> N; long long num = (N - 1) * (N); cout << num / 2 << "\n"; return 0; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
727,071
727,072
u605757515
cpp
p02924
#include <stdio.h> int main(int argc, char const *argv[]) { int N; scanf("%d", &N); int mod_sum; mod_sum = N * (N - 1) / 2; printf("%d\n", mod_sum); return 0; }
#include <stdio.h> int main(int argc, char const *argv[]) { long int N; scanf("%ld", &N); long int mod_sum; mod_sum = N * (N - 1) / 2; printf("%ld\n", mod_sum); return 0; }
[ "variable_declaration.type.widen.change", "literal.string.change", "call.arguments.change", "io.output.change" ]
727,073
727,074
u723444827
cpp
p02924
#include <iostream> #include <vector> using namespace std; int main(void) { int n; cin >> n; cout << (n - 1) * n / 2 << endl; }
#include <iostream> #include <vector> using namespace std; int main(void) { long long n; cin >> n; cout << (n - 1) * n / 2 << endl; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
727,092
727,093
u359856428
cpp
p02924
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; cout << 1 + (n + 1) * (n - 2) / 2 << endl; }
#include <bits/stdc++.h> using namespace std; int main() { long long n; cin >> n; cout << 1 + (n + 1) * (n - 2) / 2 << endl; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
727,094
727,095
u548026329
cpp
p02924
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; cout << n * (n - 1) / 2 << endl; }
#include <bits/stdc++.h> using namespace std; int main() { long long n; cin >> n; cout << n * (n - 1) / 2 << endl; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
727,096
727,097
u548026329
cpp
p02924
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; cout << n * (n - 1) / 2 << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { long long n; cin >> n; cout << n * (n - 1) / 2 << endl; return 0; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
727,098
727,099
u331948661
cpp
p02924
#include <algorithm> #include <iostream> #include <string> #include <vector> #define rep(i, n) for (int i = 0; i < (int)(n); i++) using namespace std; int main() { int N; cin >> N; int ans = 0; if (N != 1) ans = N * (N - 1) / 2; cout << ans << endl; }
#include <algorithm> #include <iostream> #include <string> #include <vector> #define rep(i, n) for (int i = 0; i < (int)(n); i++) using namespace std; int main() { int64_t N; cin >> N; int64_t ans = 0; if (N != 1) ans = N * (N - 1) / 2; cout << ans << endl; }
[ "variable_declaration.type.primitive.change" ]
727,114
727,115
u661738979
cpp
p02924
#define _USE_MATH_DEFINES #include <algorithm> #include <climits> #include <cmath> #include <cstdio> #include <cstdlib> #include <cstring> #include <deque> #include <iostream> #include <map> #include <queue> #include <set> #include <stack> #include <string> #include <vector> //#include <tuple> #define INF INT_MAX >> 1...
#define _USE_MATH_DEFINES #include <algorithm> #include <climits> #include <cmath> #include <cstdio> #include <cstdlib> #include <cstring> #include <deque> #include <iostream> #include <map> #include <queue> #include <set> #include <stack> #include <string> #include <vector> //#include <tuple> #define INF INT_MAX >> 1...
[ "variable_declaration.type.change" ]
727,116
727,117
u117734686
cpp
p02924
#include <algorithm> #include <functional> #include <iostream> #include <map> #include <numeric> #include <queue> #include <set> #include <string> #include <vector> using namespace std; typedef long long int ll; typedef pair<int, int> P; int main() { int n; unsigned long long ans = 0, temp = 0; cin >> n; an...
#include <algorithm> #include <functional> #include <iostream> #include <map> #include <numeric> #include <queue> #include <set> #include <string> #include <vector> using namespace std; typedef long long int ll; typedef pair<int, int> P; int main() { int n; unsigned long long ans = 0, temp = 0; cin >> n; an...
[ "call.arguments.change" ]
727,122
727,123
u227764848
cpp
p02924
#include <algorithm> #include <functional> #include <iostream> #include <map> #include <numeric> #include <queue> #include <set> #include <string> #include <vector> using namespace std; typedef long long int ll; typedef pair<int, int> P; int main() { int n; ll ans = 0, temp = 0; cin >> n; ans = (n * (n - 1)...
#include <algorithm> #include <functional> #include <iostream> #include <map> #include <numeric> #include <queue> #include <set> #include <string> #include <vector> using namespace std; typedef long long int ll; typedef pair<int, int> P; int main() { unsigned long long n; unsigned long long ans = 0, temp = 0; ...
[ "variable_declaration.type.primitive.change" ]
727,124
727,125
u227764848
cpp
p02924
#include <algorithm> #include <functional> #include <iostream> #include <map> #include <numeric> #include <queue> #include <set> #include <string> #include <vector> using namespace std; typedef long long int ll; typedef pair<int, int> P; int main() { int n; int ans = 0, temp = 0; cin >> n; ans = (n * (n - 1...
#include <algorithm> #include <functional> #include <iostream> #include <map> #include <numeric> #include <queue> #include <set> #include <string> #include <vector> using namespace std; typedef long long int ll; typedef pair<int, int> P; int main() { unsigned long long n; unsigned long long ans = 0, temp = 0; ...
[ "variable_declaration.type.primitive.change" ]
727,126
727,125
u227764848
cpp
p02924
#include <stdio.h> using namespace std; int main() { int n; scanf("%d", &n); printf("%d", (n * (n - 1)) / 2); }
#include <stdio.h> using namespace std; int main() { long long int n; scanf("%lld", &n); printf("%lld", (n * (n - 1)) / 2); }
[ "literal.string.change", "call.arguments.change", "io.output.change" ]
727,127
727,128
u271454647
cpp
p02924
#include <bits/stdc++.h> using namespace std; int main() { int N = 0; cin >> N; auto ans = static_cast<long long>(N * (N - 1) / 2); cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int N = 0; cin >> N; auto ans = static_cast<long long>(N) * (N - 1) / 2; cout << ans << endl; }
[ "call.arguments.change" ]
727,135
727,136
u879434320
cpp
p02924
#include <bits/stdc++.h> using namespace std; int main() { auto N = 0; cin >> N; auto ans = N * (N - 1) / 2; cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int N = 0; cin >> N; auto ans = (long long)N * (N - 1) / 2; cout << ans << endl; }
[ "type_conversion.add" ]
727,137
727,138
u879434320
cpp
p02924
#include <bits/stdc++.h> using namespace std; int main() { auto N = 0; cin >> N; auto ans = N * (N - 1) / 2; cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { long long N; cin >> N; auto ans = N * (N - 1) / 2; cout << ans << endl; }
[ "variable_declaration.type.widen.change" ]
727,137
727,139
u879434320
cpp
p02924
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; long long ans = N * (N - 1) / 2; cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { long long N; cin >> N; auto ans = N * (N - 1) / 2; cout << ans << endl; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change", "variable_declaration.type.narrow.change" ]
727,140
727,139
u879434320
cpp
p02924
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; long long ans = N * (N - 1) / 2; cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { long long N; cin >> N; long long ans = N * (N - 1) / 2; cout << ans << endl; }
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
727,140
727,141
u879434320
cpp
p02924
#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; cout << ((2 + n - 1) * (n - 2)) / 2 + 1 << endl; 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() { ll n; cin >> n; cout << ((2 + n - 1) * (n - 2)) / 2 + 1 << endl; // cout << (1 + n - 1) * (n - 1) / 2 << endl; return 0; }
[ "variable_declaration.type.change" ]
727,144
727,145
u735909278
cpp
p02924
#include <bits/stdc++.h> #define ALL(v) v.begin(), v.end() typedef long long ll; using namespace std; int main() { int n; cin >> n; n = n - 1; ll ans = (n + 1) * n / 2; cout << ans << endl; }
#include <bits/stdc++.h> #define ALL(v) v.begin(), v.end() typedef long long ll; using namespace std; int main() { ll n; cin >> n; n = n - 1; ll ans = (n + 1) * n / 2; cout << ans << endl; }
[ "variable_declaration.type.change" ]
727,150
727,151
u142253890
cpp
p02924
#include <bits/stdc++.h> #define ALL(v) v.begin(), v.end() typedef long long ll; using namespace std; int main() { int n; cin >> n; n = n - 1; int ans = (n + 1) * n / 2; cout << ans << endl; }
#include <bits/stdc++.h> #define ALL(v) v.begin(), v.end() typedef long long ll; using namespace std; int main() { ll n; cin >> n; n = n - 1; ll ans = (n + 1) * n / 2; cout << ans << endl; }
[ "variable_declaration.type.change" ]
727,152
727,151
u142253890
cpp
p02924
#include <bits/stdc++.h> #define REP(i, n) for (int i = 0; i < n; i++) using namespace std; int main() { int N; cin >> N; cout << N * (N - 1) / 2 << endl; }
#include <bits/stdc++.h> #define REP(i, n) for (int i = 0; i < n; i++) using namespace std; int main() { long long int N; cin >> N; cout << N * (N - 1) / 2 << endl; }
[ "variable_declaration.type.widen.change" ]
727,159
727,160
u258342334
cpp
p02924
#include <bits/stdc++.h> #define fi first #define se second #define rep(i, n) for (int i = 0; i < (n); ++i) #define rrep(i, n) for (int i = 1; i <= (n); ++i) #define drep(i, n) for (int i = (n)-1; i >= 0; --i) #define srep(i, s, t) for (int i = s; i < t; ++i) #define rng(a) a.begin(), a.end() #define rrng(a) a.rbegin()...
#include <bits/stdc++.h> #define fi first #define se second #define rep(i, n) for (int i = 0; i < (n); ++i) #define rrep(i, n) for (int i = 1; i <= (n); ++i) #define drep(i, n) for (int i = (n)-1; i >= 0; --i) #define srep(i, s, t) for (int i = s; i < t; ++i) #define rng(a) a.begin(), a.end() #define rrng(a) a.rbegin()...
[ "variable_declaration.type.change" ]
727,185
727,186
u526630579
cpp
p02924
#include <bits/stdc++.h> using namespace std; using ll = long long; #define rep(i, n) for (int i = 0; i < (n); i++) #define rep2(i, x, n) for (int i = x; i < (n); i++) int gcd(int a, int b) { return b ? gcd(b, a % b) : a; } //最大公約数 int lcm(int a, int b) { return a * b / gcd(a, b); } //最小公倍数 int main() { int n; ...
#include <bits/stdc++.h> using namespace std; using ll = long long; #define rep(i, n) for (int i = 0; i < (n); i++) #define rep2(i, x, n) for (int i = x; i < (n); i++) int gcd(int a, int b) { return b ? gcd(b, a % b) : a; } //最大公約数 int lcm(int a, int b) { return a * b / gcd(a, b); } //最小公倍数 int main() { long lon...
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
727,189
727,190
u110681742
cpp
p02924
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; uint64_t m = 2; uint64_t t = (n + 1) * n; uint64_t ret = t / m - n; cout << ret << endl; }
#include <bits/stdc++.h> using namespace std; int main() { uint64_t n; cin >> n; uint64_t m = 2; uint64_t t = (n + 1) * n; uint64_t ret = t / m - n; cout << ret << endl; }
[ "variable_declaration.type.primitive.change" ]
727,191
727,192
u155403964
cpp
p02924
#include <bits/stdc++.h> #define ll long long int #define vi vector<int> #define vc vector<char> #define vl vector<ll> #define vii vector<pair<int, int>> #define vll vector<pair<ll, ll>> #define pb push_back #define el '\n' #define N 1000000007 #define re return #define PI 3.14159265 #define take(a, n) ...
#include <bits/stdc++.h> #define ll long long int #define vi vector<int> #define vc vector<char> #define vl vector<ll> #define vii vector<pair<int, int>> #define vll vector<pair<ll, ll>> #define pb push_back #define el '\n' #define N 1000000007 #define re return #define PI 3.14159265 #define take(a, n) ...
[ "variable_declaration.type.change" ]
727,193
727,194
u093730269
cpp