提出 #74975552

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ソースコード 拡げる

#include <bits/stdc++.h>
using namespace std;

int main(){
  vector<string> S = {"A","B","C","D","E","F","G"};
  vector<int> X = {0,3,4,8,9,14,23,25};
  string p,q;
  cin >> p >> q;
  int p0,q0,x1,x2;
  for(int i = 0; i < 7; i++){
    if(p == S[i]){
      p0 = X[i];
    }
    if(q == S[i]){
      q0 = X[i];
    }
  }
  x1 = min(p0,q0);
  x2 = max(p0,q0);
  cout << x2 - x1 << endl; 
  return 0;
}

提出情報

コンパイルエラー

In function 'max',
    inlined from 'main' at ./Main.cpp:19:11:
/opt/atcoder/gcc/include/c++/15.2.0/bits/stl_algobase.h:263:7: warning: 'p0' may be used uninitialized [-Wmaybe-uninitialized]
  263 |       if (__a < __b)
      |       ^
./Main.cpp: In function 'main':
./Main.cpp:9:7: note: 'p0' was declared here
    9 |   int p0,q0,x1,x2;
      |       ^
In function 'max',
    inlined from 'main' at ./Main.cpp:19:11:
/opt/atcoder/gcc/include/c++/15.2.0/bits/stl_algobase.h:263:7: warning: 'q0' may be used uninitialized [-Wmaybe-uninitialized]
  263 |       if (__a < __b)
      |       ^
./Main.cpp: In function 'main':
./Main.cpp:9:10: note: 'q0' was declared here
    9 |   int p0,q0,x1,x2;
      |          ^

ジャッジ結果