Submission #1159014

#TimeUsernameProblemLanguageResultExecution timeMemory
1159014arkanefuryCombo (IOI18_combo)C++20
0 / 100
817 ms327680 KiB
#include "combo.h" #include <bits/stdc++.h> using namespace std; #define pb push_back #define in insert #define lb lower_bound #define F first #define S second #define sz size() #define all(v) v.begin(),v.end() #define FOR1(x, n) for(int j = x; j <= n; j ++) #define FOR(x, n, m, d) for(int x = n; x <= m; x += d) #define FORR(x, n, m, d) for(int x = n; x >= m; x -= d) #define nikita ios_base::sync_with_stdio(0), cin.tie(0); string guess_sequence(int N){ int n,m,k,sum=0,x,y, ans, r, cnt, l, mod = 1e9+7; string str = ""; string s = ""; ans = 0; while(ans < N){ s = str; FOR(i, 0, N-1-s.sz,1)s+='A'; sum = press(s); if(sum > ans){ FOR(i, 1, sum-ans, 1)str += 'A'; } ans = str.sz; if(ans==N)break; s = str; FOR(i, 0, N-1-s.sz,1)s+='B'; sum = press(s); if(sum > ans){ FOR(i, 1, sum-ans, 1)str += 'B'; } ans = str.sz; s = str; if(ans==N)break; FOR(i, 0, N-1-s.sz,1)s+='X'; sum = press(s); if(sum > ans){ FOR(i, 1, sum-ans, 1)str += 'X'; } ans = str.sz; if(ans==N)break; s = str; FOR(i, 0, N-1-s.sz,1)s+='Y'; sum = press(s); if(sum > ans){ FOR(i, 1, sum-ans, 1)str += 'Y'; } ans = str.sz; if(ans==N)break; s = str; } return str; }
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