제출 #776603

#제출 시각아이디문제언어결과실행 시간메모리
776603vjudge1Pismo (COCI18_pismo)C++17
70 / 70
9 ms1568 KiB
#include <bits/stdc++.h> using namespace std; const int N = 1e5+37; void f(){ freopen("in.txt", "r", stdin); freopen("out.txt", "w", stdout); } signed main(){ ios_base::sync_with_stdio(false); cin.tie(0); // f(); int n; cin >> n; vector<int> a(n); for(auto &i: a) cin >> i; int ans=1e9; for(int i=1; i<n; i++){ ans=min(abs(a[i]-a[i-1]), ans); } cout<<ans; }

컴파일 시 표준 에러 (stderr) 메시지

pismo.cpp: In function 'void f()':
pismo.cpp:7:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    7 |  freopen("in.txt", "r", stdin);
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
pismo.cpp:8:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    8 |  freopen("out.txt", "w", stdout);
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
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