Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
154547 田子熙 指针遍历字符串 C++ Compile Error 0 MS 0 KB 243 2026-05-30 16:45:00

Tests(0/0):

Code:

#include<bits/stdc++.h> using namespace std; int main(){ string a; cin>>a; int s=0; int l=strlen(c); char b=a[l-1]; char *p=c; for(int i=0;i<a.length();i++){ if(*p==b){ s++; } p++; } cout<<s; return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:7:15: error: 'c' was not declared in this scope
  int l=strlen(c);
               ^
Main.cc:10:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i