提出 6b939e15-4df5-4653-82f3-e27e12f2e060

コード

#include <bits/stdc++.h>
using namespace std;
int main(void){
    string S;
    for (int i = 0; i < S.size(); i++) {
        if(S.at(i) =="A") S.at(i) = "P";
        if(S.at(i) =="C") S.at(i) = "A";
        if(S.at(i) =="P") S.at(i) = "C";
    }
    cout << S;
}

結果

問題	点数	言語	結果	実行時間	メモリ
D - PACMAN	0	C++	WJ	0 ms	0 KiB

コンパイルエラー

Main.cpp: In function 'int main()':
Main.cpp:6:20: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
    6 |         if(S.at(i) =="A") S.at(i) = "P";
      |            ~~~~~~~~^~~~~
Main.cpp:6:37: error: invalid conversion from 'const char*' to '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} [-fpermissive]
    6 |         if(S.at(i) =="A") S.at(i) = "P";
      |                                     ^~~
      |                                     |
      |                                     const char*
Main.cpp:7:20: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
    7 |         if(S.at(i) =="C") S.at(i) = "A";
      |            ~~~~~~~~^~~~~
Main.cpp:7:37: error: invalid conversion from 'const char*' to '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} [-fpermissive]
    7 |         if(S.at(i) =="C") S.at(i) = "A";
      |                                     ^~~
      |                                     |
      |                                     const char*
Main.cpp:8:20: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
    8 |         if(S.at(i) =="P") S.at(i) = "C";
      |            ~~~~~~~~^~~~~
Main.cpp:8:37: error: invalid conversion from 'const char*' to '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} [-fpermissive]
    8 |         if(S.at(i) =="P") S.at(i) = "C";
      |                                     ^~~
      |                                     |
      |                                     const char*