121857

Run ID	作者	问题	语言	测评结果	Time	Memory	代码长度	提交时间
121857	唐诗阳	18查找该数出现的位置	C++	Compile Error	0 MS	0 KB	610	2025-06-08 15:46:34

Tests(0/0):

Code:

#include<cstdio> //scanf()\printf() #include<cstring> #include<cmath> //sqrt()\pow()\abs()\ceil()\floor()\max()\min() using namespace std; int main(){ int s[2001],n,m,l,r,x=0; cin>>n; for(int i=1;i<=n;i++){ cin>>s[i]; } cin>>m; for(int i=1;i<=n;i++){ if(s[i]==m){ l=i; x=1; break; } } if(x==0){ cout<<"-1"; return 0; } for(int i=n;i>=1;i--){ if(s[i]==m){ r=i; break; } } cout<<l<<' '<<r; return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:7:5: error: 'cin' was not declared in this scope
     cin>>n;
     ^
Main.cc:20:13: error: 'cout' was not declared in this scope
             cout<<"-1";
             ^
Main.cc:29:5: error: 'cout' was not declared in this scope
     cout<