提出 #38782401

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ソースコード 拡げる

#include <bits/stdc++.h>
#include <atcoder/all>
using namespace atcoder;
#define rep(i,n) for (int i = 0; i < (n); ++i)
using namespace std;
using ll = long long;
using P = pair<int,int>;
#define chmax(x,y) x = max(x,y);
#define chmin(x,y) x = min(x,y);
const int di[] = {-1, 0, 1, 0};
const int dj[] = {0, -1, 0, 1};
const int INF = 1001001001;
const ll LINF = 1001002003004005006ll;
const double PI = acos(-1);



int main() {
    string s;
    cin >> s;
    rep(i,s.size()) {
        if (s[i] == '0') s[i] = '1';
        else s[i] = '0';
    }
    cout << s << endl;
    return 0;
}

提出情報

コンパイルエラー

./Main.cpp: In function ‘int main()’:
./Main.cpp:4:36: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::__cxx11::basic_string<char>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
    4 | #define rep(i,n) for (int i = 0; i < (n); ++i)
      |                                    ^
./Main.cpp:21:5: note: in expansion of macro ‘rep’
   21 |     rep(i,s.size()) {
      |     ^~~

ジャッジ結果