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#include <bits/stdc++.h> using namespace std; int main() { int a, b, c, d, f; cin >> a >> b >> c >> d >> f; int sum = a + b + c + d + f; if (sum == 0) cout << -1; else if (sum % 5 == 0) { cout << sum / 5; } else cout << -1; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int x, y, z, count = 0, a[100000]; for (y = 0; y < 5; y++) { cin >> a[y]; count = count + a[y]; } if (count % 5 == 0 && count != 0) { cout << count / 5; } else cout << "-1"; return 0; }
#include <bits/stdc++.h> int main() { int a, b, c, d, e, X; scanf("%d%d%d%d%d", &a, &b, &c, &d, &e); X = a + b + c + d + e; if (X > 0 && X % 5 == 0) { printf("%d", X / 5); } else { printf("-1"); } }
#include <bits/stdc++.h> using namespace std; int main() { int ar[5]; int sum = 0; for (int i = 0; i < 5; i++) { cin >> ar[i]; sum += ar[i]; } if (sum % 5 == 0 && sum != 0) { cout << sum / 5; } else { cout << "-1"; } }
#include <bits/stdc++.h> long long MM = 1000000007; using namespace std; long long gcd(long long a, long long b) { if (a == 0 || b == 0) return abs(a - b); long long res = a % b; while (res) { a = b; b = res; res = a % b; } return b; } long long lcm(long long a, long long b) { return a * b / gcd(a, b); } long long max(long long a, long long b) { if (a > b) return a; else return b; } long long min(long long a, long long b) { if (a < b) return a; else return b; } long long numberofdiviser(long long a) { long long ans = 0; long long i; for (i = 1; i * i < a; i++) { if (a % i == 0) ans += 2; } if (i * i == a) ans++; return ans; } void fival(long long* a, long long b, long long n) { for (int i = 0; i < n; i++) { a[i] = b; } } long long sum, ans, l, r, x; long long ss(vector<long long> a, vector<long long>& b, int ii) { for (int i = ii; i < a.size(); i++) { b.push_back(a[i]); sum += a[i]; if (b.size() > 1 && sum >= l && sum <= r && b[b.size() - 1] - b[0] >= x) ans++; ss(a, b, i + 1); sum -= b[b.size() - 1]; b.pop_back(); } return ans; } unsigned long long fact(long long n) { if (n == 0) return 1; return n * fact(n - 1); } unsigned long long Combinations(unsigned long long n, unsigned long long r) { if (r > n) return 0; if (r * 2 > n) r = n - r; if (r == 0) return 1; unsigned long long res = n; for (int i = 2; i <= r; ++i) { res *= (n - i + 1); res /= i; } return res; } long long pow(long long a, long long b, long long m) { if (b == 0) return 1; if (b == 1) return a; long long x = pow(a, b / 2, m); x = (x * x) % m; if (b % 2) x = (x * a); return x % m; } int solve() { int x; int sum = 0; for (int i = 0; i < 5; i++) { cin >> x; sum += x; } if (sum % 5 == 0 && sum != 0) cout << sum / 5; else cout << -1; return 0; } int main() { ios::sync_with_stdio(false); cin.tie(0); cout.tie(0); int t = 1; while (t--) { solve(); } }
#include <bits/stdc++.h> int main() { int i, sum, x, s[1000]; scanf("%d", &s[0]); sum = s[0]; for (i = 1; i < 5; i++) { scanf("%d", &s[i]); sum += s[i]; } if (sum == 0) printf("-1"); else if (sum % 5 == 0) { x = sum / 5; printf("%d", x); } else printf("-1"); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int a[10], sum = 0; for (int i = 0; i < 5; i++) { cin >> a[i]; sum += a[i]; } if (sum % 5 != 0 || sum == 0) cout << "-1"; else if (sum != 0) cout << sum / 5; }
#include <bits/stdc++.h> int main() { int i[5], a = 0, b; for (int x = 0; x < 5; x++) scanf("%d", &i[x]); for (int x = 0; x < 5; x++) a = a + i[x]; if (a < 5) printf("-1"); else if (a % 5 == 0) printf("%d", a / 5); else printf("-1"); }
#include <bits/stdc++.h> using namespace std; int main() { int a, b, c, d, e; scanf("%d%d%d%d%d", &a, &b, &c, &d, &e); if ((a + b + c + d + e) % 5 == 0 && a + b + c + d + e >= 5) printf("%d\n", (a + b + c + d + e) / 5); else printf("-1\n"); }
#include <bits/stdc++.h> using namespace std; int main() { int i, c, sum = 0; for (i = 0; i < 5; i++) { cin >> c; sum += c; } if (sum % 5 || !sum) cout << -1; else cout << sum / 5; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int x, s = 0, c = 5; while (c--) { cin >> x; s += x; } if (s && s % 5 == 0) cout << s / 5; else cout << "-1"; return 0; }
#include <bits/stdc++.h> using namespace std; int n, a, b; int main() { for (int i = 1; i <= 5; i++) cin >> a, b += a; if (b == 0) cout << -1; else if (b % 5 == 0) cout << b / 5; else cout << -1; }
#include <bits/stdc++.h> using namespace std; int main() { int sum = 0; int cur; for (int i = 0; i < 5; ++i) { cin >> cur; sum += cur; } if (sum > 0 && sum % 5 == 0) { cout << sum / 5 << endl; } else { cout << -1 << endl; } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n, tong = 0, bien; for (int i = 0; i < 5; i++) { cin >> bien; tong += bien; } if (tong % 5 == 0 && tong != 0) cout << tong / 5; else cout << -1; }
#include <bits/stdc++.h> using namespace std; int main() { int a, b, c, d, e; cin >> a >> b >> c >> d >> e; int sum = a + b + c + d + e; if (sum % 5 != 0 || sum == 0) cout << -1 << endl; else cout << sum / 5 << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int a, b, c, d, e; cin >> a >> b >> c >> d >> e; if (a == 0 && b == 0 && c == 0 && d == 0 && e == 0) cout << -1; else if ((a + b + c + d + e) % 5 != 0) cout << -1; else cout << (a + b + c + d + e) / 5; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int a, b, c, d, e; cin >> a >> b >> c >> d >> e; if (a == 0 && b == 0) { cout << "-1"; return 0; } if ((a + b + c + d + e) % 5 == 0) { cout << (a + b + c + d + e) / 5; } else { cout << "-1"; } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int x1, x2, x3, x4, x5, tot; cin >> x1 >> x2 >> x3 >> x4 >> x5; tot = x1 + x2 + x3 + x4 + x5; if (tot == 0) cout << -1; else if (tot % 5 == 0) cout << tot / 5; else cout << -1; return 0; }
#include <bits/stdc++.h> int main() { int c1, c2, c3, c4, c5; scanf("%d %d %d %d %d\n", &c1, &c2, &c3, &c4, &c5); if (((c1 + c2 + c3 + c4 + c5) % 5) != 0 || (c1 + c2 + c3 + c4 + c5) == 0) printf("-1\n"); else printf("%d\n", ((c1 + c2 + c3 + c4 + c5) / 5)); }
#include <bits/stdc++.h> using namespace std; int x, s, n; int main() { for (int i = 1; i <= 5; i++) { cin >> x; s += x; } if (s % 5 == 0 && s != 0) cout << s / 5; else cout << "-1"; return 0; }
#include <bits/stdc++.h> using namespace std; int A[5]; int B[5]; int main() { for (int i = 0; i < 5; ++i) scanf("%d", &A[i]); if ((A[0] + A[1] + A[2] + A[3] + A[4]) % 5 != 0 || (A[0] + A[1] + A[2] + A[3] + A[4]) == 0) { printf("-1"); return 0; } int x = (A[0] + A[1] + A[2] + A[3] + A[4]) / 5; for (int i = 0; i < 5; ++i) B[i] = x - A[i]; if (B[0] + B[1] + B[2] + B[3] + B[4] == 0) { printf("%d", x); return 0; } else { printf("-1"); return 0; } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { long long a[5], sum = 0; for (int i = 0; i < 5; i++) { cin >> a[i]; sum += a[i]; } if (sum == 0) { cout << -1; } else if (sum % 5 == 0) { cout << sum / 5; } else { cout << -1; } }
#include <bits/stdc++.h> int main() { int a, b, c, d, e, s; scanf("%d%d%d%d%d", &a, &b, &c, &d, &e); s = a + b + c + d + e; if (s > 0 && s % 5 == 0) { printf("%d", s / 5); } else { printf("-1"); } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c = 0; int tmp = 0; for (int i = 0; i < 5; i++) { scanf("%d", &tmp); c += tmp; } printf("%d\n", c == 0 || c % 5 != 0 ? -1 : c / 5); }
#include <bits/stdc++.h> using namespace std; long long s; long long temp; int main() { ios::sync_with_stdio(false); int n = 5; s = 0; while (n--) { cin >> temp; s += temp; } if (s % 5 == 0 && s / 5 != 0) { cout << s / 5; } else { cout << -1; } return 0; }
#include <bits/stdc++.h> using namespace std; int A[6]; int main() { int i, j, k, N, T, x, sum, b; sum = 0; for (i = 0; i < 5; i++) { scanf("%d", &x); sum += x; } b = sum / 5; if (b <= 0 || sum % 5 != 0) printf("-1"); else printf("%d", b); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c1, c2, c3, c4, c5, sum; cin >> c1 >> c2 >> c3 >> c4 >> c5; sum = c1 + c2 + c3 + c4 + c5; if (sum % 5 == 0 && sum != 0) { cout << sum / 5 << endl; } else cout << "-1" << endl; }
#include <bits/stdc++.h> int main() { int a[5], i, sum = 0; for (i = 0; i < 5; i++) { scanf("%d", &a[i]); } for (i = 0; i < 5; i++) { sum = sum + a[i]; } if (sum % 5 == 0 && sum != 0) printf("%d", (sum / 5)); else printf("-1"); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int k, sum; sum = 0; cin >> k; sum += k; cin >> k; sum += k; cin >> k; sum += k; cin >> k; sum += k; cin >> k; sum += k; if (sum % 5 == 0 && sum != 0) cout << sum / 5 << endl; else cout << "-1" << endl; return 0; }
#include <bits/stdc++.h> using namespace std; long long min(long long a, long long b) { if (a <= b) return a; else return b; } long long max(long long a, long long b) { if (a >= b) return a; else return b; } long long ceil(long long a, long long b) { long long res = a / b; if (res * b != a) res++; return res; } int main() { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); int T = 1; while (T--) { vector<int> v(5); int sum = 0; for (int i = 0; i < 5; i++) { cin >> v[i]; sum += v[i]; } if (sum % 5 == 0 && sum / 5 > 0) cout << sum / 5; else cout << -1; } }
#include <bits/stdc++.h> using namespace std; int main() { int a[5], sum = 0; for (int i = 0; i < 5; i++) { cin >> a[i]; sum += a[i]; } if (sum % 5 == 0 && sum != 0) cout << (sum / 5); else cout << -1; }
#include <bits/stdc++.h> using namespace std; int main() { int c1, c2, c3, c4, c5; cin >> c1 >> c2 >> c3 >> c4 >> c5; int s = (c1 + c2 + c3 + c4 + c5) / 5; if (5 * s == c1 + c2 + c3 + c4 + c5 && (c1 + c2 + c3 + c4 + c5) != 0) cout << s; else cout << "-1"; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int a, b, c, d, e; cin >> a >> b >> c >> d >> e; int x = a + b + c + d + e; if (x % 5 == 0 and x > 0) { cout << x / 5 << endl; } else { cout << -1 << endl; } }
#include <bits/stdc++.h> using namespace std; void solve() { int s = 0; for (int i = 0; i < 5; i++) { int x; cin >> x; s += x; } if (s > 0 && s % 5 == 0) cout << s / 5 << "\n"; else cout << "-1\n"; } int main() { solve(); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { long long a, b, c, d, e, f; cin >> a >> b >> c >> d >> e; long long ans; f = a + b + c + d + e; ans = (a + b + c + d + e) / 5; if (f % 5 == 0 && f != 0) { cout << ans << endl; } else { cout << -1 << endl; } }
#include <bits/stdc++.h> using namespace std; int main() { int a[5]; int sum = 0; for (int i = 0; i < 5; i++) { cin >> a[i]; sum += a[i]; } if (sum % 5 == 0 && sum != 0) cout << sum / 5; else cout << -1; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int a, b, c, d, e, sum; cin >> a >> b >> c >> d >> e; sum = a + b + c + d + e; if (sum % 5 == 0 && sum > 0) { cout << sum / 5 << '\n'; } else cout << "-1" << '\n'; return 0; }
#include <bits/stdc++.h> using namespace std; bool cek(int x) { return (0 <= x and x <= 100); } int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int a, b, c, d, e; cin >> a >> b >> c >> d >> e; int tot = a + b + c + d + e; if (tot % 5 == 0 and tot != 0) { cout << tot / 5 << endl; } else cout << -1 << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int c, sum = 0; for (int i = 1; i <= 5; i++) { cin >> c; sum += c; } if (sum % 5 != 0 || sum == 0) { cout << -1; return 0; } cout << sum / 5; return 0; }
#include <bits/stdc++.h> int main() { int a, i; int m[10]; scanf("%d %d %d %d %d", &m[0], &m[1], &m[2], &m[3], &m[4]); i = m[0] + m[1] + m[2] + m[3] + m[4]; if (i == 0) printf("%d", -1); else if (i % 5 == 0) printf("%d", i / 5); else printf("%d", -1); return 0; }
#include <bits/stdc++.h> int main() { int a, b, c, d, e; scanf("%d %d %d %d %d", &a, &b, &c, &d, &e); if ((a + b + c + d + e) % 5 != 0 || ((a + b + c + d + e) == 0)) { printf("-1"); } else { printf("%d", (a + b + c + d + e) / 5); } }
#include <bits/stdc++.h> using namespace std; int main() { int c1, c2, c3, c4, c5, sum = 0; cin >> c1 >> c2 >> c3 >> c4 >> c5; sum += c1; sum += c2; sum += c3; sum += c4; sum += c5; if (sum % 5 == 0 && sum > 0) { cout << sum / 5; } else { cout << -1; } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int sum = 0; for (int val, i = 0; i != 5; ++i) { cin >> val; sum += val; } if (sum == 0) { cout << "-1"; } else if (sum % 5 == 0) { cout << sum / 5; } else { cout << "-1"; } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c[5]; int sum = 0; for (int i = 0; i < 5; i++) { cin >> c[i]; sum = sum + c[i]; } if (sum % 5 == 0 && sum != 0) cout << sum / 5 << "\n"; else cout << -1 << "\n"; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int a, b, c, d, e, sum = 0; cin >> a >> b >> c >> d >> e; sum = a + b + c + d + e; if (sum % 5 == 0 && sum / 5 != 0) { cout << sum / 5 << endl; } else { cout << "-1" << endl; } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int a, b, c, d, e, sum = 0; cin >> a >> b >> c >> d >> e; sum = a + b + c + d + e; if (sum == 0) { cout << "-1" << endl; } else if (sum % 5 == 0) { cout << sum / 5 << endl; } else cout << "-1" << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c[5]; for (int i = 0; i < 5; i++) cin >> c[i]; if ((c[0] + c[1] + c[2] + c[3] + c[4]) % 5 || (c[0] + c[1] + c[2] + c[3] + c[4]) == 0) cout << "-1"; else { int avg = (c[0] + c[1] + c[2] + c[3] + c[4]) / 5, sum = 0; for (int i = 0; i < 5; i++) sum += (c[i] - avg); if (sum == 0) cout << avg; else cout << "-1"; } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int c1, c2, c3, c4, c5, sum; while (cin >> c1 >> c2 >> c3 >> c4 >> c5) { sum = c1 + c2 + c3 + c4 + c5; if (sum % 5 != 0 || sum == 0) cout << "-1" << endl; else cout << sum / 5 << endl; } return 0; }
#include <bits/stdc++.h> using namespace std; int c, s; int main() { for (int i = 0; i < 5; i++) { cin >> c; s += c; } if (s % 5 == 0 && s != 0) cout << s / 5; else cout << -1; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { long long n; n = 5; long long sum = 0; while (n) { n--; long long x; cin >> x; sum += x; } if (sum % 5 == 0 && sum != 0) cout << sum / 5; else cout << -1; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { long long int t, n, m, i, x, y, ans, sum; long long int a, b, c, d, e; cin >> a >> b >> c >> d >> e; sum = (a + b + c + d + e); if (sum == 0 or sum % 5 != 0) cout << -1; else cout << sum / 5; }
#include <bits/stdc++.h> using namespace std; int main() { long long int c[5]; long long int i, ans = 0; cin >> c[0] >> c[1] >> c[2] >> c[3] >> c[4]; int sum = c[0] + c[1] + c[2] + c[3] + c[4]; if (sum == 0) cout << "-1" << endl; else if (sum % 5 == 0) cout << sum / 5 << endl; else { cout << "-1" << endl; } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int x, i, s = 0; for (i = 0; i < 5; i++) { cin >> x; s = s + x; } if (s % 5 == 0 && s != 0) cout << s / 5; else cout << -1; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int a, b, c, d, e; cin >> a >> b >> c >> d >> e; cout << ((a + b + c + d + e) % 5 == 0 && (a + b + c + d + e) != 0 ? (a + b + c + d + e) / 5 : -1); }
#include <bits/stdc++.h> using namespace std; int main() { int n, x = 0, a[10], i, j; for (i = 0; i < 5; i++) scanf("%d", &a[i]); for (i = 0; i < 5; i++) x = x + a[i]; if (x % 5 > 0 || x == 0) printf("-1"); else printf("%d", x / 5); return 0; }
#include <bits/stdc++.h> void radix_sort(int a[], int n) { int i, x[n + 1], m = 0, exp = 1; for (i = 1; i <= n; i++) if (a[i] > m) m = a[i]; while (m / exp > 0) { int box[10] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; for (i = 0; i < n; i++) box[a[i] / exp % 10]++; for (i = 1; i < 10; i++) box[i] += box[i - 1]; for (i = n - 1; i >= 0; i--) { x[--box[a[i] / exp % 10]] = a[i]; } for (i = 0; i < n; i++) { a[i] = x[i]; } exp *= 10; } } int h[200]; int aa[5]; int main() { int t, w, i, m, p, j, s = 0, d; int n = 5; for (i = 0; i < n; i++) { scanf("%d", &aa[i]); s = s + aa[i]; } if (s % 5 == 0 && s > 0) printf("%d", s / 5); else printf("-1"); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int a, b, c, d, e; cin >> a >> b >> c >> d >> e; if ((a + b + c + d + e) % 5 || (a + b + c + d + e) == 0) cout << -1; else cout << (a + b + c + d + e) / 5; }
#include <bits/stdc++.h> using namespace std; int main() { int i, a, sum = 0; for (i = 0; i < 5; i++) { scanf("%d", &a); sum += a; } if (sum % 5 == 0 && sum != 0) { printf("%d\n", sum / 5); } else printf("-1\n"); return 0; }
#include <bits/stdc++.h> using namespace std; template <typename T> T ABS(const T& val) { return val < 0 ? -val : val; } int main() { std::ios_base::sync_with_stdio(false); int c[5]; while (cin >> c[0] >> c[1] >> c[2] >> c[3] >> c[4]) { int sum = 0; for (int i = 0; i < 5; ++i) { sum += c[i]; } if (sum % 5 == 0 && sum / 5 != 0) { cout << sum / 5 << "\n"; } else { cout << -1 << "\n"; } } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int s = 0; for (int i = 0; i < 5; i++) { int x; cin >> x; s += x; } if (s % 5 || !s) cout << "-1"; else cout << s / 5; }
#include <bits/stdc++.h> using namespace std; int32_t main() { long long t = 1; while (t--) { long long sum = 0; for (long long i = 0; i < 5; i++) { long long c; cin >> c; sum += c; } if (sum % 5 != 0 || sum <= 0) cout << "-1\n"; else cout << sum / 5 << "\n"; } }
#include <bits/stdc++.h> int main() { int a, b, c, d, e, sum; scanf("%d %d %d %d %d", &a, &b, &c, &d, &e); sum = a + b + c + d + e; if (sum % 5 == 0 && sum != 0) printf("%d", sum / 5); else printf("-1"); return 0; }
#include <bits/stdc++.h> using namespace std; const int N = 1005; inline int read() { int x = 0, w = 1; char ch = 0; while (ch < '0' || ch > '9') { ch = getchar(); if (ch == '-') w = -1; } while (ch <= '9' && ch >= '0') { x = (x << 1) + (x << 3) + ch - '0'; ch = getchar(); } return x * w; } int n, m, tot, s[N], Ans; int a[N], w[N], ans[N]; bool vis[N]; int main() { n = read(), m = read(); for (int i = 1; i <= n; ++i) w[i] = read(); for (int i = 1; i <= m; ++i) { a[i] = read(); memset(vis, 0, sizeof(vis)); for (int j = i - 1; j; --j) { if (a[i] == a[j]) break; if (vis[a[j]]) continue; vis[a[j]] = 1; Ans += w[a[j]]; } } printf("%d\n", Ans); return 0; }
#include <bits/stdc++.h> using namespace std; int w[505], b[1005], c[505]; bool vis[505]; int ss[505]; int main() { int n, m, i, j; cin >> n >> m; for (i = 1; i <= n; i++) { cin >> w[i]; } for (j = 1; j <= m; j++) { cin >> b[j]; } int ret = 0, u = 0; stack<int> st; for (i = 1; i <= m; i++) { stack<int> q; while (q.size() != 0) q.pop(); while (st.size() != 0) { int x = st.top(); st.pop(); if (x == b[i]) { break; } q.push(x); } while (q.size() != 0) { st.push(q.top()); ret += w[q.top()]; q.pop(); } st.push(b[i]); } cout << ret << endl; }
#include <bits/stdc++.h> using namespace std; int n, k; int a[1111]; int bk[1111]; int used[1111]; int main() { scanf("%d %d", &n, &k); for (int i = 0; i < n; ++i) { scanf("%d", &a[i]); } for (int i = 0; i < k; ++i) { scanf("%d", &bk[i]); } int res = 0; for (int i = k - 1; i >= 0; --i) { memset(used, 0, sizeof(used)); for (int j = i - 1; j >= 0; --j) { if (bk[i] == bk[j]) break; if (!used[bk[j]]) { res += a[bk[j] - 1]; used[bk[j]] = 1; } } } printf("%d\n", res); return 0; }
#include <bits/stdc++.h> using namespace std; int n, m; int w[500]; int b[1000]; bool seen[500]; int main() { cin >> n >> m; for (int i = 0; i < n; i++) cin >> w[i]; for (int i = 0; i < m; i++) { cin >> b[i]; b[i]--; } int total = 0; for (int i = 0; i < m; i++) { for (int j = 0; j < n; j++) seen[j] = false; for (int j = i + 1; (j < m) && (b[j] != b[i]); j++) { if (seen[b[j]]) continue; seen[b[j]] = true; total += w[b[i]]; } } cout << total << endl; }
#include <bits/stdc++.h> using namespace std; int w[510]; int mm[1010]; int a[510]; bool mark[510]; int main() { int n, m; cin >> n >> m; for (int i = 1; i <= n; i++) { cin >> w[i]; } for (int i = 0; i < m; i++) { cin >> mm[i]; } int t = 0; for (int i = 0; i < m; i++) { for (int j = a[mm[i]]; j < i; j++) { if (i > 0 && mark[mm[j]] == 0) { t = t + w[mm[j]]; mark[mm[j]] = 1; } } for (int k = 0; k < i; k++) { mark[mm[k]] = 0; } a[mm[i]] = i + 1; } cout << t; }
#include <bits/stdc++.h> using namespace std; const int MAXN = 1005; int N, M, W[MAXN], B[MAXN], res; pair<int, int> P[MAXN]; int main() { cin >> N >> M; for (int i = 1; i <= N; i++) { cin >> W[i]; P[i].first = MAXN; P[i].second = i; } for (int i = 1; i <= M; i++) { cin >> B[i]; if (P[B[i]].first == MAXN) P[B[i]].first = i; } sort(P + 1, P + N + 1); for (int i = 1; i <= M; i++) { for (int j = N; j > 1; j--) { if (P[j].second != B[i]) continue; swap(P[j - 1], P[j]); res += W[P[j].second]; } } cout << res << '\n'; }
#include <bits/stdc++.h> using namespace std; int dx[] = {1, -1, 0, 0}; int dy[] = {0, 0, 1, -1}; const int mod = 1000000007; const double pi = (double)22 / 7; int main() { cin.tie(0); std::ios::sync_with_stdio(false); int n, m; cin >> n >> m; vector<int> wight(n); for (int i = 0; i < n; cin >> wight[i++]) ; vector<int> book(m); for (int i = 0; i < m; cin >> book[i++]) ; map<int, bool> u; vector<int> list; for (int i = 0; i < m; i++) { if (!u[book[i]]) { u[book[i]] = 1; list.push_back(book[i]); } } int ans = 0; for (int i = 0; i < m; i++) { int j = 0; while (list[j] != book[i]) { ans += wight[list[j] - 1]; j++; if (list[j] == book[i]) { list.erase(list.begin() + j); list.insert(list.begin(), book[i]); break; } } } cout << ans; }
#include <bits/stdc++.h> using namespace std; template <typename T> inline T POW(T B, T P) { if (P == 0) return 1; if (P & 1) return B * POW(B, P - 1); else return SQR(POW(B, P / 2)); } template <typename T> inline T BigMod(T b, T p, T m) { if (p == 0) return 1; if (p % 2 == 0) { T s = BigMod(b, p / 2, m); return ((s % m) * (s % m)) % m; } return ((b % m) * (BigMod(b, p - 1, m) % m)) % m; } template <typename T> inline T ModInv(T b, T m) { return BigMod(b, m - 2, m); } template <typename T> inline T ABS(T a) { if (a < 0) return -a; else return a; } template <typename T> inline T gcd(T a, T b) { if (a < 0) return gcd(-a, b); if (b < 0) return gcd(a, -b); return (b == 0) ? a : gcd(b, a % b); } template <typename T> inline T lcm(T a, T b) { if (a < 0) return lcm(-a, b); if (b < 0) return lcm(a, -b); return a * (b / gcd(a, b)); } int arr[510], x, vis[1510], stk[1510]; int main() { int n, m, i, j = 1000, top, res; cin >> n >> m; for (i = 1; i <= n; i++) { cin >> arr[i]; } int p = n, id; top = 0, res = 0; for (int k = 1; k <= m; k++) { cin >> x; if (vis[x]) { for (int l = p; l < 1500; l++) { if (stk[l] == x) { id = l; break; } } for (int l = id; l > p + 1; l--) { res += arr[stk[l - 1]]; swap(stk[l - 1], stk[l]); } } else { stk[p--] = x; res += top; top += arr[x]; vis[x] = 1; } } cout << res << endl; return 0; }
#include <bits/stdc++.h> using namespace std; vector<bool> sieve(long long n) { vector<bool> prime(n + 1, true); prime[0] = prime[1] = false; for (long long i = 2; i <= n; ++i) { if (prime[i] && (i * i) <= n) for (long long j = i * i; j <= n; j += i) prime[j] = false; } return prime; } long long power(long long a, long long b, long long m = 1000000007) { a %= m; long long res = 1; while (b > 0) { if (b & 1) res = res * a % m; a = a * a % m; b >>= 1; } return res; } int32_t main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); long long n, m; cin >> n >> m; vector<long long> b(m); map<long long, long long> wt; for (long long i = 0; i < n; ++i) { long long val; cin >> val; wt[i + 1] = val; } for (long long i = 0; i < m; ++i) cin >> b[i]; vector<long long> a, vis(n + 1, false); for (long long i = 0; i < m; ++i) { if (!vis[b[i]]) { vis[b[i]] = 1; a.push_back(b[i]); long long len = a.size(); if (len == n) break; } } long long res = 0; for (long long i = 0; i < m; ++i) { long long temp = 0; long long idx = 0; for (long long j = 0; j < n; ++j) { if (a[j] == b[i]) { idx = j; break; } else { temp += wt[a[j]]; } } res += temp; for (long long j = idx; j >= 1; --j) { a[j] = a[j - 1]; } a[0] = b[i]; } cout << res << '\n'; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { long long int wg[502], mr[1003], n, i, j, m, sm = 0, vis[502]; cin >> n >> m; for (i = 1; i <= n; i++) cin >> wg[i]; for (i = 1; i <= m; i++) cin >> mr[i]; for (i = 1; i <= m; i++) { for (j = 1; j <= n; j++) vis[j] = 0; for (j = i - 1; j >= 1 && mr[j] != mr[i]; j--) { if (vis[mr[j]] == 0) { vis[mr[j]] = 1; sm += wg[mr[j]]; } } } cout << sm; return 0; }
#include <bits/stdc++.h> int main() { int n, m; std::cin >> n >> m; std::vector<int> w(n); std::vector<int> b(m); std::vector<std::vector<int> > above(n); std::vector<int> above_sum(n); bool is_above[n][n]; for (int i = 0; i < n; ++i) { above_sum[i] = 0; std::cin >> w[i]; for (int j = 0; j < n; ++j) { is_above[i][j] = false; } } for (int i = 0; i < m; ++i) { std::cin >> b[i]; } int ttl = 0; for (auto it : b) { int i = it - 1; ttl += above_sum[i]; above_sum[i] = 0; for (int j = 0; j < n; ++j) { if (j == i) continue; is_above[j][i] = false; if (!is_above[i][j]) { is_above[i][j] = true; above_sum[j] += w[i]; } } } std::cout << ttl << std::endl; return 0; }
#include <bits/stdc++.h> using namespace std; const int MaxN = 2000; int b[MaxN]; int w[MaxN]; int n, m; bool f[MaxN]; int s[MaxN], top = 0; int main(void) { scanf("%d%d", &n, &m); for (int i = 1; i <= n; ++i) scanf("%d", w + i); for (int i = 1; i <= m; ++i) scanf("%d", b + i); for (int i = 1; i <= m; ++i) { if (!f[b[i]]) s[top++] = b[i]; f[b[i]] = true; } reverse(s, s + top); long long ans = 0; for (int i = 1; i <= m; ++i) { long long temp = 0; int j; for (j = top - 1; j >= 0; --j) { if (b[i] == s[j]) break; temp += w[s[j]]; } for (int k = j; k < top - 1; ++k) s[k] = s[k + 1]; s[top - 1] = b[i]; ans += temp; } cout << ans << endl; return 0; }
#include <bits/stdc++.h> using namespace std; const int INF = (int)1e9 + 10; const int MOD = (int)1e9 + 7; int main() { ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); set<int> s; vector<int> lift; int n, m, ans = 0; cin >> n >> m; vector<int> weight(n), days(m); for (int i = 0; i < n; i++) cin >> weight[i]; for (int i = 0; i < m; i++) cin >> days[i]; stack<int> revOrder, order; for (int i = 0; i < m; i++) { if (s.count(days[i])) continue; revOrder.push(days[i]); s.insert(days[i]); } while (revOrder.size()) order.push(revOrder.top()), revOrder.pop(); for (int i = 0; i < m; i++) { while (order.top() != days[i]) lift.push_back(order.top()), ans += weight[order.top() - 1], order.pop(); order.pop(); for (int i = lift.size() - 1; i >= 0; i--) order.push(lift[i]); order.push(days[i]); lift.clear(); } cout << ans; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { cin.tie(0)->sync_with_stdio(0); cin.exceptions(ios::badbit | ios::failbit); int n, m; cin >> n >> m; vector<int> w(n); for (auto i = 0; i < n; ++i) { cin >> w[i]; } vector<int> lp(n, -1), a(m); int res = 0; for (auto i = 0; i < m; ++i) { cin >> a[i], --a[i]; vector<int> added(n); for (auto t = lp[a[i]] + 1; t < i; ++t) { if (!added[a[t]]) { added[a[t]] = true; res += w[a[t]]; } } lp[a[i]] = i; } cout << res << "\n"; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n, m; cin >> n >> m; vector<int> w, b; int cur; for (int i = 0; i < n; i++) { cin >> cur; w.push_back(cur); } for (int i = 0; i < m; i++) { cin >> cur; b.push_back(cur); } vector<int> used(n + 2, -1); vector<int> st; for (int i = 0; i < m; i++) { if (used[b[i]] == -1) { st.push_back(b[i]); used[b[i]] = st.size() - 1; } } int sum = 0; for (int i = 0; i < m; i++) { for (int j = 0; j < used[b[i]]; j++) { sum += w[st[j] - 1]; used[st[j]]++; } st.erase(st.begin() + used[b[i]]); st.insert(st.begin(), b[i]); used[b[i]] = 0; } cout << sum << endl; return 0; }
#include <bits/stdc++.h> #pragma GCC target("avx2") #pragma GCC optimization("O3") #pragma GCC optimization("unroll-loops") using namespace std; template <class T1, class T2> ostream &operator<<(ostream &os, const pair<T1, T2> &p) { os << "{" << p.first << "," << p.second << "}"; return os; } const int N = 3e5 + 5; const int oo = 1e9 + 7; int a[N]; int w[N]; int32_t main() { ios::sync_with_stdio(false); cin.tie(0); cout.tie(0); int n, m; cin >> n >> m; int sz = 0; int ans = 0; for (int i = 1; i <= n; i++) cin >> w[i]; while (m--) { int b; cin >> b; int idx = 0; for (int i = 1; i <= sz; i++) { if (a[i] == b) { idx = i; break; } } for (int i = idx + 1; i <= sz; i++) ans += w[a[i]]; if (idx != 0) { for (int i = idx; i < sz; i++) a[i] = a[i + 1]; sz--; } a[++sz] = b; } cout << ans; }
#include <bits/stdc++.h> using namespace std; const int N = 504; const int M = 1001; int n, m; int w[N]; int arr[M]; int order[N]; bool mark[N] = {0}; int cur = 0; int ans = 0; int main(void) { scanf("%d%d", &n, &m); for (int i = 1; i <= n; ++i) scanf("%d ", &w[i]); for (int i = 1; i <= m; ++i) { scanf("%d", &arr[i]); if (!mark[arr[i]]) { order[++cur] = arr[i]; mark[arr[i]] = 1; } } for (int i = 1; i <= m; ++i) { for (int j = 1; j <= cur; ++j) { if (order[j] == arr[i]) { int k = j - 1; while (k >= 1) { swap(order[k], order[k + 1]); k--; } break; } else { ans += w[order[j]]; } } } printf("%d", ans); }
#include <bits/stdc++.h> using namespace std; inline int read() { int x = 0, k = 1; char c = getchar(); while (c < '0' || c > '9') { if (c == '-') k = -1; c = getchar(); } while (c >= '0' && c <= '9') x = (x << 3) + (x << 1) + (c ^ 48), c = getchar(); return x * k; } int w[505], n, cnt, b[505], ans = (1 << 30), m, ed[1005]; bool use[505]; inline int work() { int t = 0; for (int i = 2; i <= m; i++) { for (int j = 1; j <= n; j++) { if (b[j] == ed[i]) { for (int k = j - 1; k; k--) { t += w[b[k]]; b[k + 1] = b[k]; } b[1] = ed[i]; break; } } } return t; } int main() { n = read(), m = read(); for (int i = 1; i <= n; i++) { w[i] = read(); } for (int i = 1; i <= m; i++) { ed[i] = read(); if (!use[ed[i]]) { use[ed[i]] = 1; b[++cnt] = ed[i]; } } printf("%d", work()); return 0; }
#include <bits/stdc++.h> using namespace std; int d[2100], l[2000], vi[2000], cc[2000], cnt; int main() { int n, t, i, j, k, m; scanf("%d%d", &n, &m); for (i = 1; i <= n; ++i) scanf("%d", &d[i]); for (i = 0; i < m; ++i) scanf("%d", &l[i]); for (i = 0; i < m; ++i) { if (vi[l[i]] == 0) { vi[l[i]]++; cc[cnt++] = l[i]; } } int sum = 0, z = 0; for (i = 0; i < m; ++i) { z = 0; for (j = 0; j < cnt; ++j) { if (cc[j] == l[i]) break; z += d[cc[j]]; } sum += z; for (k = j; k > 0; --k) cc[k] = cc[k - 1]; cc[0] = l[i]; } cout << sum << endl; return 0; }
#include <bits/stdc++.h> using namespace std; const int N_ = 505, M_ = 1050; int N, M; int W[N_], D[M_]; bool used[N_]; int pile[N_], pile_n; int ans; int main() { scanf("%d%d", &N, &M); for (int i = 1; i <= N; i++) { scanf("%d", &W[i]); } for (int i = 1; i <= M; i++) { scanf("%d", &D[i]); if (!used[D[i]]) pile[++pile_n] = D[i], used[D[i]] = true; } for (int i = 1; i <= N; i++) if (!used[i]) pile[++pile_n] = i; for (int i = 1; i <= M; i++) { for (int j = 1; j <= N; j++) { if (pile[j] == D[i]) { for (int k = j; k > 1; k--) pile[k] = pile[k - 1]; pile[1] = D[i]; break; } ans += W[pile[j]]; } } printf("%d\n", ans); return 0; }
#include <bits/stdc++.h> using namespace std; const int MAX = 1e3 + 10; const int MOD = 1e9 + 7; stack<int> a, bb, mm; int w[MAX], b[MAX], vis[MAX]; int main() { int n, m; while (scanf("%d %d", &n, &m) == 2) { memset(vis, 0, sizeof(vis)); for (int i = 1; i <= n; i++) { scanf("%d", &w[i]); } for (int i = 1; i <= m; i++) { scanf("%d", &b[i]); } int cnt = 0; for (int i = 1; i <= m; i++) { if (!vis[b[i]]) { vis[b[i]] = 1; cnt++; mm.push(b[i]); } if (cnt == n) break; } if (cnt < n) { for (int i = 1; i <= n; i++) { if (!vis[i]) mm.push(i); } } while (!mm.empty()) { int x = mm.top(); mm.pop(); a.push(x); } int res = 0; for (int i = 1; i <= m; i++) { while (true) { int x = a.top(); a.pop(); if (x == b[i]) break; bb.push(x); res += w[x]; } while (!bb.empty()) { int x = bb.top(); bb.pop(); a.push(x); } a.push(b[i]); } printf("%d\n", res); } return 0; }
#include <bits/stdc++.h> using namespace std; template <typename T> T Abs(T first) { return (first < 0 ? -first : first); } template <typename T> T Sqr(T first) { return (first * first); } string plural(string s) { return (int((s).size()) && s[int((s).size()) - 1] == 'x' ? s + "en" : s + "s"); } const int INF = (int)1e9; const long double EPS = 1e-9; const long double PI = acos(-1.0); bool Read(int &first) { char c, r = 0, n = 0; first = 0; for (;;) { c = getchar(); if ((c < 0) && (!r)) return (0); if ((c == '-') && (!r)) n = 1; else if ((c >= '0') && (c <= '9')) first = first * 10 + c - '0', r = 1; else if (r) break; } if (n) first = -first; return (1); } bool ReadLL(long long &first) { char c, r = 0, n = 0; first = 0; for (;;) { c = getchar(); if ((c < 0) && (!r)) return (0); if ((c == '-') && (!r)) n = 1; else if ((c >= '0') && (c <= '9')) first = first * 10 + c - '0', r = 1; else if (r) break; } if (n) first = -first; return (1); } int main() { if (0) freopen("in.txt", "r", stdin); int N, M; int i, j, k, c; static int V[1005], ord[1005], ind[1005]; static pair<int, int> P[1005]; stack<int> S, S2; Read(N), Read(M); for (i = 0; i < N; i++) Read(V[i]); memset(ind, 60, sizeof(ind)); for (i = 0; i < M; i++) { Read(ord[i]), ord[i]--; ind[ord[i]] = min(ind[ord[i]], i); } for (i = 0; i < N; i++) P[i] = make_pair(ind[i], i); sort(P, P + N); for (i = (N)-1; i >= 0; i--) S.push(P[i].second); long long ans = 0; for (i = 0; i < M; i++) { j = ord[i]; while (S.top() != j) ans += V[S.top()], S2.push(S.top()), S.pop(); S.pop(); while (!S2.empty()) S.push(S2.top()), S2.pop(); S.push(j); } cout << ans << endl; return (0); }
#include <bits/stdc++.h> using namespace std; const int kMaxN = 505; const int kMaxM = 1005; int n, m; int w[kMaxN]; int b[kMaxM]; int order[kMaxN]; int lastPos[kMaxN]; int solve() { int res = 0; int cnt = 0; int sum_w = 0; memset(lastPos, -1, sizeof(lastPos)); for (int i = 0; i < (m); ++i) { int cur_book = b[i]; if (lastPos[cur_book] == -1) { res += sum_w; lastPos[cur_book] = cnt; order[cnt] = cur_book; ++cnt; sum_w += w[cur_book]; } else { int add = 0; for (int j = lastPos[cur_book] + 1; j < cnt; ++j) { add += w[order[j]]; order[j - 1] = order[j]; lastPos[order[j]] = j - 1; } res += add; order[cnt - 1] = cur_book; lastPos[cur_book] = cnt - 1; } } return res; } int main() { cin >> n >> m; for (int i = 0; i < (n); ++i) { cin >> w[i]; } for (int i = 0; i < (m); ++i) { cin >> b[i]; --b[i]; } cout << solve() << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int n, m, w[600], a[1200], k[600], q[600], u[600], qs, ans; int main() { scanf("%d%d", &n, &m); for (int i = 1; i <= n; i++) scanf("%d", w + i); for (int i = 1; i <= m; i++) { scanf("%d", a + i); if (!u[a[i]]) q[++qs] = a[i], u[a[i]] = 1; } for (int i = 1; i <= m; i++) { int s = 1, l = a[i]; while (q[s] != a[i]) { k[q[s]]++; swap(l, q[s]); s++; } q[s] = l; } for (int i = 1; i <= n; i++) ans += k[i] * w[i]; printf("%d\n", ans); return 0; }
#include <bits/stdc++.h> using namespace std; int n, m; int w[1005]; int b[1005]; vector<int> vec; int pos[1005]; int main() { scanf("%d%d", &n, &m); for (int i = 1; i <= n; ++i) scanf("%d", &w[i]); for (int i = 1; i <= m; ++i) scanf("%d", &b[i]); for (int i = 1; i <= m; ++i) { if (!pos[b[i]]) { vec.push_back(b[i]); pos[b[i]] = vec.size(); } } int ans = 0; for (int i = 1; i <= m; ++i) { int p = pos[b[i]] - 1; for (int j = 0; j < p; ++j) ans += w[vec[j]]; for (int j = p - 1; j >= 0; --j) { vec[j + 1] = vec[j]; pos[vec[j]]++; } vec[0] = b[i]; pos[vec[0]] = 1; } printf("%d\n", ans); return 0; }
#include <bits/stdc++.h> long long MOD = 1000000007; using namespace std; bool sortbysec(const pair<long long, long long> &a, const pair<long long, long long> &b) { return (a.second < b.second); } long long POW(long long a, long long b) { if (b == 0) return 1; if (b == 1) return a % MOD; long long temp = POW(a, b / 2); if (b % 2 == 0) return (temp * temp) % MOD; else return (((temp * temp) % MOD) * a) % MOD; } vector<char> capl = {'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z'}; vector<char> sml = {'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z'}; int main() { int n, m; cin >> n >> m; int w[n], a[m]; deque<int> d1, d2; map<int, int> m1; for (int i = 0; i < n; i++) { cin >> w[i]; } for (int i = 0; i < m; i++) { cin >> a[i]; if (m1[a[i]] == 0) { d1.push_back(a[i]); } m1[a[i]]++; } int c, sum = 0; for (int i = 0; i < m; i++) { while (!d1.empty()) { c = d1.front(); if (d1.front() == a[i]) { d1.pop_front(); break; } else { sum += w[c - 1]; d2.push_back(c); d1.pop_front(); } } while (!d2.empty()) { d1.push_front(d2.back()); d2.pop_back(); } d1.push_front(c); } cout << sum; }
#include <bits/stdc++.h> using namespace std; void err(istream_iterator<string> it) {} template <typename T, typename... Args> void err(istream_iterator<string> it, T a, Args... args) { cout << *it << " = " << a << endl; err(++it, args...); } const int mod = 1e9 + 7; vector<int> freq(501, 0), w(501); void solve() { int n, m; cin >> n >> m; int b[m + 1]; for (int i = 1; i <= n; i++) cin >> w[i]; for (int i = 1; i <= m; i++) { cin >> b[i]; freq[b[i]]++; } vector<int> cnt(n + 1, 0); vector<int> temp; for (int i = 1; i <= m; i++) { if (cnt[b[i]] == 0) { temp.push_back(b[i]); cnt[b[i]]++; } } int len = ((int)(temp).size()), ans = 0; for (int i = 1; i <= m; i++) { int ind; for (int j = 0; j < len; j++) { if (temp[j] == b[i]) { ind = j; break; } } int x = temp[ind]; for (int j = ind - 1; j >= 0; j--) { ans += w[temp[j]]; temp[j + 1] = temp[j]; } temp[0] = x; } cout << ans; } int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); ; solve(); }
#include <bits/stdc++.h> using namespace std; int w[550]; int f[1005], flag[550]; int main() { int n, m, i; while (scanf("%d%d", &n, &m) != EOF) { for (i = 1; i <= n; i++) scanf("%d", &w[i]); memset(flag, 0, sizeof(flag)); queue<int> q, Q; for (i = 0; i < m; i++) { scanf("%d", &f[i]); if (!flag[f[i]]) { q.push(f[i]); flag[f[i]] = 1; } } int sum = 0; int a, b; for (i = 0; i < m; i++) { int p = 0; while (!q.empty()) { a = q.front(); if (a == f[i]) { p = 1; b = a; } else { Q.push(a); if (!p) sum += w[a]; } q.pop(); } q.push(b); while (!Q.empty()) { b = Q.front(); Q.pop(); q.push(b); } } cout << sum << endl; } return 0; }
#include <bits/stdc++.h> using namespace std; ifstream fin("frac1.in"); ofstream fout("frac1.out"); class compare : public std::binary_function<double, double, bool> { public: compare(double arg = 1e-7) : e(arg) {} bool operator()(const double &left, const double &right) const { return (abs(left - right) > e) && (left < right); } double e; }; inline int d_compare(double x, double y) { return (fabs(x - y) <= 1e-7) ? 0 : (x > y) ? 1 : -1; } inline int mod(long long x, int y) { if (y == 0) return x; if (x < 0) x = -x; if (x >= y) x %= y; return x; } inline int cmod(int x, int y) { if (y == 0) return x; if (x < 0) x += (abs(x) / y + 1) * y; if (x >= y) x = x % y; return x; } int Bcount(int mask) { int n = 0; while (mask) n += ((mask & -mask) != 0), mask &= ~(mask & -mask); return n; } inline bool Bstate(int mask, int idx) { return (mask & (1 << idx)); } inline int B1(int mask, int idx) { return mask | (1 << idx); } inline int B0(int mask, int idx) { return mask & ~(1 << idx); } inline int drift(int mask, int n) { return mask & ((1 << n) - 1); } void debugmask(int mask, int n) { for (int i = 0; i < n; i++) cout << Bstate(mask, i); } int dr[4] = {0, 0, -1, 1}, dc[4] = {-1, 1, 0, 0}; template <typename Ty> void clear(Ty &q) { Ty empty; swap(q, empty); } int main() { deque<int> s; stack<int> temp; int n, m; int w[501]; int vis[501] = {0}; int o[1001]; cin >> n >> m; for (int i = 0; i < n; i++) cin >> w[i + 1]; for (int i = 0; i < m; i++) { cin >> o[i]; if (!vis[o[i]]) s.push_back(o[i]), vis[o[i]] = 1; } int ans = 0; for (int i = 0; i < m; i++) { while (s.front() != o[i]) { ans += w[s.front()]; temp.push(s.front()); s.pop_front(); } s.pop_front(); while (!temp.empty()) { s.push_front(temp.top()); temp.pop(); } s.push_front(o[i]); } cout << ans << endl; return 0; }
#include <bits/stdc++.h> using namespace std; const int NMAX = 505; int n, m, cost[NMAX], b[NMAX * 2], perm[NMAX]; bitset<NMAX> viz; long long sol; int main() { int i, j, aux, poz; cin.sync_with_stdio(false); cin >> n >> m; for (i = 1; i <= n; i++) cin >> cost[i]; for (i = 1; i <= m; i++) { cin >> b[i]; if (!viz[b[i]]) { viz[b[i]] = 1; perm[++perm[0]] = b[i]; } } aux = perm[0] / 2; for (i = 1; i <= aux; i++) swap(perm[i], perm[perm[0] - i + 1]); for (i = 1; i <= m; i++) { for (j = 1; j <= perm[0]; j++) if (perm[j] == b[i]) { poz = j; j = m + 1; } for (j = poz + 1; j <= perm[0]; j++) { sol += cost[perm[j]]; swap(perm[j], perm[j - 1]); } } cout << sol << "\n"; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n, m; cin >> n >> m; int w[n]; int b[m]; for (int i = 0; i < n; i++) cin >> w[i]; for (int i = 0; i < m; i++) { cin >> b[i]; b[i]--; } int ans = 0; for (int t = 0; t < n; t++) { int tmp[n]; for (int ii = 0; ii < n; ii++) tmp[ii] = 0; for (int i = 0; i < m; i++) { if (b[i] == t) { for (int ii = 0; ii < n; ii++) { ans += tmp[ii] * w[ii]; } for (int ii = 0; ii < n; ii++) tmp[ii] = 0; } else { tmp[b[i]] = 1; } } } cout << ans << endl; return 0; }
#include <bits/stdc++.h> int main() { int n, m; while (scanf("%d %d", &n, &m) == 2) { int w[n + 1], b[m + 1], c[m + 1]; w[0] = 0; b[0] = 0; for (int i = 1; i < n + 1; i++) { scanf("%d", &w[i]); } for (int i = 1; i < m + 1; i++) { scanf("%d", &b[i]); c[i] = b[i]; } int cnt = 1; long long int ans = 0; for (int i = 1; i < m + 1; i++) { int j; for (j = 1; j < i; j++) { if (c[i] == c[j]) { break; } } if (j == i) { c[cnt] = c[i]; cnt++; } } for (int i = 1; i < m + 1; i++) for (int j = 1; j < cnt; j++) { if (b[i] == c[j]) { for (int p = 1; p < j; p++) { ans = ans + (long long int)w[c[p]]; } for (int p = j; p > 0; p--) { c[p] = c[p - 1]; } c[1] = b[i]; break; } } printf("%lld\n", ans); } return 0; }
#include <bits/stdc++.h> using namespace std; int n, m, i, j, w[505], v, h, b[1005], mark[505], ans, size; pair<int, int> a[505]; int max(int a, int b) { if (a > b) return a; return b; } int min(int a, int b) { if (b < a) return b; return a; } int main() { cin >> n >> m; for (i = 1; i <= n; i++) cin >> w[i]; for (i = 1; i <= m; i++) { cin >> b[i]; if (size < n && mark[b[i]] == 0) { mark[b[i]] = 1; a[++size] = make_pair(b[i], w[b[i]]); } } for (i = 1; i <= m; i++) { for (j = 1; j <= n; j++) { if (a[j].first == b[i]) { h = j; break; } ans += a[j].second; } for (j = h; j >= 2; j--) a[j] = a[j - 1]; a[1] = make_pair(b[i], w[b[i]]); } cout << ans << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int a[1008], b[1008], vis[1008]; int main() { int t, m, n, i, j, k, l; scanf("%d", &n); scanf("%d", &m); memset(vis, 0, sizeof(vis)); a[0] = 0; for (i = 1; i <= n; i++) scanf("%d", &a[i]); vector<int> v; v.clear(); for (i = 1; i <= m; i++) { scanf("%d", &b[i]); j = b[i]; if (!vis[j]) v.push_back(j); vis[j] = 1; } long long ans = 0; for (i = 1; i <= n; i++) { if (!vis[i]) v.push_back(i); } vector<int> vv; for (i = v.size() - 1; i >= 0; i--) vv.push_back(v[i]); v = vv; for (i = 1; i <= m; i++) { k = b[i]; for (j = v.size() - 1; j >= 0; j--) { if (v[j] == k) break; ans += a[v[j]]; } v[j] = 0; v.push_back(k); } cout << ans << "\n"; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { cin.tie(NULL); ios::sync_with_stdio(false); long long int n, m, i, j, k, ans = 0; cin >> n >> m; long long int A[n], B[m]; string str(500, '0'); for (i = 0; i < n; i++) cin >> A[i]; for (i = 0; i < m; i++) { cin >> k; k--; B[i] = k; } for (i = 0; i < m; i++) { j = i - 1; str = string(500, '0'); while (j >= 0 && B[j] != B[i]) { if (str[B[j]] != '1') { ans += A[B[j]]; str[B[j]] = '1'; } j--; } } cout << ans << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int gcd(int a, int b) { int c; while (a != 0) { c = a; a = b % a; b = c; } return b; } bool isPrime[100000 + 5]; vector<long long> seieve(long long maxPrime) { vector<long long> primes; for (long long i = 0; i <= maxPrime; i++) { isPrime[i] = true; } isPrime[1] = false; for (long long i = 2; i <= maxPrime; i++) { if (isPrime[i]) { primes.push_back(i); for (long long j = 2; j * i <= maxPrime; j++) { isPrime[i * j] = false; } } } return primes; } int w[505], b[1005]; int main() { ios_base::sync_with_stdio(false); int n, m; cin >> n >> m; for (int i = 0; i < n; i++) { cin >> w[i]; } for (int i = 0; i < m; i++) { cin >> b[i]; } int tong = 0; map<int, int> check; for (int i = m - 1; i >= 0; i--) { check.clear(); for (int j = i - 1; j >= 0; j--) { if (b[i] == b[j]) break; if (check.count(b[j]) == 0) { tong += w[b[j] - 1]; check[b[j]] = 1; } } } cout << tong << endl; return 0; }
#include <bits/stdc++.h> using namespace std; const int N = 1000 + 5; int n, m, cnt, w[N], a[N], tmp[N], p[N][N]; bool check[N], taken[N]; void Input() { cin >> n >> m; for (int i = 1; i <= n; i++) cin >> w[i]; for (int i = 1; i <= m; i++) cin >> a[i]; } void another_one() { cnt++; for (int i = 1; i <= n; i++) p[cnt][i] = tmp[i]; } void get_permutation(int k) { if (k > n) { another_one(); return; } for (int i = 1; i <= n; i++) { if (check[i] == false) { check[i] = true, tmp[k] = i; get_permutation(k + 1); check[i] = false; } } } void Get() { for (int i = 1; i <= m; i++) { if (!taken[a[i]]) { cnt++, tmp[cnt] = a[i]; taken[a[i]] = true; } } } void Solve() { int res = 0; for (int j = 1; j <= m; j++) { int sum = 0; for (int temp = 1; temp <= n; temp++) { if (tmp[temp] == a[j]) { int root = tmp[temp]; for (int k = temp; k > 1; k--) tmp[k] = tmp[k - 1]; tmp[1] = root, res += sum; break; } else sum += w[tmp[temp]]; } } cout << res << '\n'; } int main() { Input(); Get(); Solve(); return 0; }
#include <bits/stdc++.h> using namespace std; int a[505], b[5005]; int use[505]; int main() { int i, j, s, n, t; cin >> n >> t; for (i = 1; i <= n; i++) scanf("%d", &a[i]); s = 0; for (i = 1; i <= t; i++) { scanf("%d", &b[i]); memset(use, 0, sizeof(use)); for (j = i - 1; j >= 1; j--) { if (b[i] == b[j]) break; } j++; for (j; j < i; j++) { if (!use[b[j]]) { s += a[b[j]]; use[b[j]] = 1; } } } cout << s << endl; }