Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
156577 汪明轩 二维数组的最大值与最小值 C++ Compile Error 0 MS 0 KB 373 2026-07-04 10:21:00

Tests(0/0):

Code:

#include<iostream> using namespace std; int main(){ int n,max,min; cin>>n; for(int i=1;i<=n;i++){ for(int j=1;j<=n;j++){ cin>>a[i][j]; } } max=min=a[1][1]; for(int i=1;i<=n;i++){ for(int j=1;j<=n;j++){ if(a[i][j]>max){ max=a[i][j]; } if(a[i][j]<min){ min=a[i][j]; } } } cout<<min<<" "<<max; return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:8:9: error: 'a' was not declared in this scope
    cin>>a[i][j];
         ^
Main.cc:11:10: error: 'a' was not declared in this scope
  max=min=a[1][1];
          ^