제출 #931221

#제출 시각아이디문제언어결과실행 시간메모리
931221hugsfromadictoMean (info1cup19_mean)C++14
100 / 100
3 ms604 KiB
#pragma GCC optimize("O3") #include <bits/stdc++.h> #define int long long using namespace std; const int M = 1e18; const int mxN = 205; int a[mxN]; int dp[202][202]; void _() { int n; cin >> n; for(int i = 1; i <= n; i++){ cin >> a[i]; dp[i][i] = a[i]; } for(int len = 2; len <= n; len++){ for(int i = 1; i <= n-len+1; i++){ int j = i+len-1; for(int k = i; k < j; k++){ dp[i][j] = max(dp[i][j], (dp[i][k] + dp[k+1][j])/2); } } } cout << dp[1][n]; } main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int tc = 1; //cin>>tc; while(tc--) { _(); } }

컴파일 시 표준 에러 (stderr) 메시지

mean.cpp:29:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   29 | main()
      | ^~~~
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