Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
72822 申明宇 19灯的编号 C++ Compile Error 0 MS 0 KB 414 2024-05-12 18:56:32

Tests(0/0):

Code:

#include<iostream> #include<cstdio> using namespace std; int main(){ int i,j,n,m,k,max=0; int arr[5000]={0} cin>>n; cin>>m; for( i=2;i<=m;i++){ for(j=1;j<=n;j++){ if((j*i)<=n) arr[j*i]=!arr[j*i]; } } cout<<1; for(i=2;i<=n;i++){ if(arr[i]==0) cout<<","<<i; } cout<<endl; return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:8:5: error: expected ',' or ';' before 'cin'
     cin>>n;
     ^
Main.cc:6:17: warning: unused variable 'k' [-Wunused-variable]
     int i,j,n,m,k,max=0;
                 ^
Main.cc:6:19: warning: unused variable 'max' [-Wunused-variable]
     int i,j,n,m,k,max=0;
                   ^