Submission #86077

#TimeUsernameProblemLanguageResultExecution timeMemory
86077OrtKocka (COCI18_kocka)C++11
70 / 70
58 ms1444 KiB
#include<iostream> using namespace std; int r[100005]; int s[100005]; int main(){ ios_base::sync_with_stdio(false); cin.tie(0); int n; cin >> n; for(int i=0;i<4;i++) { for(int j=0;j<n;j++) { int a; cin >> a; if(i == 0) { if(a == -1) { r[j] = -1; continue; } r[j] = 1; s[a] = 1; } else if(i == 1) { if(a == -1) { if(r[j] == 1) goto ne; continue; } else if(r[j] == -1 || s[n - a - 1] == -1) goto ne; r[j] = 1; s[n - a - 1] = 1; } else if(i == 2) { if(a == -1) { if(s[j] == 1) goto ne; continue; } else if(s[j] == -1 || r[a] == -1) goto ne; r[a] = 1; s[j] = 1; } else if(i == 3) { if(a == -1) { if(s[j] == 1) goto ne; continue; } else if(s[j] == -1 || r[n - a - 1] == -1) goto ne; r[n - a - 1] = 1; s[j] = 1; } } } cout << "DA"; return 0; ne: cout << "NE"; return 0; }
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