Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
151052 张锦程 二维数组最大值 C++ Compile Error 0 MS 0 KB 340 2026-04-04 14:44:29

Tests(0/0):

Code:

#include<iostream> using namespace std; int main(){ int n[3][4]={}; for(i=0;i<3;i++){ for(j=0;j<4;j++){ cin>>n[i][j]; } }int max=n[0][0]; for(i=0;i<3;i++){ for(j=0;j<4;j++){ if(n[i][j]>max) max=n[i][j]; } }cout<<max; return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:5:9: error: 'i' was not declared in this scope
     for(i=0;i<3;i++){
         ^
Main.cc:6:13: error: 'j' was not declared in this scope
         for(j=0;j<4;j++){
             ^
Main.cc:10:9: error: 'i' was not declared in this scope
     for(i=0;i<3;i++){
         ^
Main.cc:11:13: error: 'j' was not declared in this scope
         for(j=0;j<4;j++){
             ^