Submission #34589

#TimeUsernameProblemLanguageResultExecution timeMemory
345895ak0Utrka (COCI14_utrka)C++14
0 / 80
0 ms2020 KiB
/* ID: 5ak0 PROG: LANG: C++11 */ #include <bits/stdc++.h> #define fr first #define sc second #define pb push_back #define mpr make_pair using namespace std; typedef long long ll; typedef pair<int, int> pii; const int INF = 1e9 + 7; int n; string s; map <string, bool> mp; int main(){ #ifndef SAKO freopen("utrka.in", "r", stdin); freopen("utrka.out", "w", stdout); #endif // SAKO ios_base::sync_with_stdio(0); cin >> n; for (int i = 1; i <= n; ++i){ cin >> s; mp[s] = 1; } for (int i = 1; i < n; ++i){ cin >> s; mp[s] = 0; } for (auto x : mp) if (mp[x.first] == 1) return !(cout << x.first); return 0; }

Compilation message (stderr)

utrka.cpp: In function 'int main()':
utrka.cpp:25:36: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
     freopen("utrka.in", "r", stdin);
                                    ^
utrka.cpp:26:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
     freopen("utrka.out", "w", stdout);
                                      ^
#Verdict Execution timeMemoryGrader output
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