Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
63573 段文昊 矩阵行交换 C++ Compile Error 0 MS 0 KB 365 2024-01-18 11:14:05

Tests(0/0):

Code:

#include<bits/stdc++.h> using namespace std; int main(){ int tmp; int a[5][5]; for(int i=0;i<5;i++){ for(int j=0;j<5;j++){ cin>>a[i][j]; } } for(int j=0;j<5;j++){ tmp=a[n-1][j]; a[n-1][j]=a[m-1][j]; a[m-1][j]=tmp; } for(int i=0;i<n;i++){ for(int j=0;j<m;j++){ cout<<a[i][j]<<' '; } cout<<endl; } return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:12:9: error: 'n' was not declared in this scope
   tmp=a[n-1][j];
         ^
Main.cc:13:15: error: 'm' was not declared in this scope
   a[n-1][j]=a[m-1][j];
               ^
Main.cc:16:16: error: 'n' was not declared in this scope
  for(int i=0;i