Run ID Author Problem Lang Verdict Time Memory Code Length Submit Time
44226 张予馨 矩阵交换行 C++ Accepted 0 MS 256 KB 401 2024-03-29 15:38:59

Tests(1/1):


#include<iostream> using namespace std; int a[10][10]; int main() { for(int i=0;i<5;i++){ for(int j=0;j<5;j++){ cin>>a[i][j]; } } int m,n; cin>>m>>n; for(int i=0;i<5;i++){ int cnt=a[m-1][i]; a[m-1][i]=a[n-1][i]; a[n-1][i]=cnt; } for(int i=0;i<5;i++){ for(int j=0;j<5;j++){ if(j==4) cout<<a[i][4]<<endl; else cout<<a[i][j]<<" "; } } return 0; }


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