제출 #372505

#제출 시각아이디문제언어결과실행 시간메모리
372505cpp219Painting Squares (IOI20_squares)C++14
0 / 100
178 ms640 KiB
#pragma GCC target ("avx2") #pragma GCC optimization ("O3") #pragma GCC optimization ("unroll-loops") #include<bits/stdc++.h> #define ll int #define ld long double #define fs first #define sc second using namespace std; typedef pair<ll,ll> LL; const ll N = 2e3 + 9; const ll mod = 1e9 + 7; vector<ll> ans; void Init(){ int k = 10; for (int i = 0; i < 10; i++) ans.push_back(0); int v = 0; vector<bool> kt(1 << k); kt[v] = true; while ((int)ans.size() < 1000) { v = (v << 1) % (1 << k); int sign = 0; if (kt[v]) { v++; sign = 1; } kt[v] = true; ans.push_back(sign); } } vector<ll> paint(ll n){ if (ans.empty()) Init(); vector<int> a(n + 1); a[n] = 10; for (int i = 0; i < n; i++) a[i] = ans[i]; return a; } vector<ll> now; ll find_location(ll n,vector<ll> c){ if (ans.empty()) Init(); for (int i = 0; i < n; i++) { now.clear(); for (int j = 0; j < 10; j++) { if (i + j >= n) now.push_back(-1); else now.push_back(ans[i + j]); } if (now == c) return i; } } /* int main(){ ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); #define task "tst" if (fopen(task".INP","r")){ freopen(task".INP","r",stdin); //freopen(task".OUT","w",stdout); } ll len; cin>>len; paint(len); /// 00000000001000000001 for (auto i : ans) cout<<i; } */

컴파일 시 표준 에러 (stderr) 메시지

squares.cpp:2: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    2 | #pragma GCC optimization ("O3")
      | 
squares.cpp:3: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    3 | #pragma GCC optimization ("unroll-loops")
      | 
squares.cpp: In function 'int find_location(int, std::vector<int>)':
squares.cpp:54:1: warning: control reaches end of non-void function [-Wreturn-type]
   54 | }
      | ^
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