__0__ • 6个月前
#include <cstdio>
#include <iostream>
using namespace std;
int main() {
long long n, m, k;
cin >> n >> m >> k;
long long a[n+10][m+10];
long long b[n+10][m+10];
long long res[n+10][m+10];
for (long long i = 1; i <= n; i++) {
for (long long j = 1; j <= m; j++) {
cin >> a[i][j];
}
}
for (long long i = 1; i <= m; i++) {
for (long long j = 1; j <= k; j++) {
cin >> b[i][j];
}
}
for (long long i = 1; i <= n; i++) {
for (long long j = 1; j <= k; j++) {
long long ans = 0;
for (long long s = 1; s <= m; s++) {
ans += a[i][s] * b[s][j];
}
res[i][j] = ans;
}
}
for (long long i = 1; i <= n; i++) {
for (long long j = 1; j <= k; j++) {
cout << res[i][j] << " ";
}
cout << endl;
}
return 0;
}
终于等到你,还好我没放弃……
评论: