#include<iostream> #include<string> #include<cmath> #include<cstring> #include<vector> #include<iomanip> #include<cstdio> #include<algorithm> #include<ctype.h> using namespace std; int num[302]; int main() { memset(num, 0, sizeof(num)); for (int i = 1;i <= 301;i++) { num[i] = num[i - 1] + i; } int t; cin >> t; int cnt = 1; while (t--) { int n; long long sum = 0; cin >> n; for (int i = 1;i <= n;i++) { sum += i * num[i + 1]; } cout <<cnt++<<" "<<n<<" "<< sum << endl; } } |
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