Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
150998 陈棋 字母概率 C++ Compile Error 0 MS 0 KB 395 2026-04-02 17:28:51

Tests(0/0):

Code:

#include<bits/stdc++.h> using namespace std; //bool isVowel(char c){ // c=tolower(c); // return c=='a'||c=='e'||c=='i'||c=='o'||c=='u'; //} int main(){ char c; string s; while(cin>>c>>s){ char tar=tolower(c); int cnt=0; int len=s.size;(); for(char ch:s){ if(tolower(ch)==tar){ cnt++; } } double p==1.0*cnt/len; printf("%.5f\n",p); } return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:13:13: error: cannot convert 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size, std::allocator >' from type 'std::__cxx11::basic_string::size_type (std::__cxx11::basic_string::)() const noexcept {aka long unsigned int (std::__cxx11::basic_string::)() const noexcept}' to type 'int'
   int len=s.size;();
             ^
Main.cc:13:19: error: expected primary-expression before ')' token
   int len=s.size;();
                   ^
Main.cc:19:11: error: expected initializer before '==' token
   double p==1.0*cnt/len;
           ^
Main.cc:20:19: error: 'p' was not declared in this scope
   printf("%.5f\n",p);
                   ^
Main.cc:13:7: warning: unused variable 'len' [-Wunused-variable]
   int len=s.size;();
       ^