Run ID Author Problem Lang Verdict Time Memory Code Length Submit Time
54335 zhangweiran 向量点积计算 C++ Accepted 1 MS 256 KB 330 2024-10-27 10:40:44

Tests(1/1):


#include<bits/stdc++.h> using namespace std; int main(){ int n, sum = 0; cin >> n; int a[n], b[n]; for(int i = 0; i < n; i++){ cin >> a[i]; } for(int i = 0; i < n; i++){ cin >> b[i]; } for(int i = 0; i < n; i++){ sum += a[i]*b[i]; } cout << sum; return 0; }


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