Submission #76509

#TimeUsernameProblemLanguageResultExecution timeMemory
76509darthsidiousCombo (IOI18_combo)C++14
0 / 100
2 ms200 KiB
#include <iostream> #include <string> //A B X Y using namespace std; int press(string p); // { // string secret = "ABXYXXYY"; // int ans = 0; // for(int i=0;i<secret.size();i++) { // if(secret[i] == p[i]) // ans++; // else // break; // } // return ans; // } string guess_sequence(int N) { string chars = "ABXY"; string c[3]; int start_c = 3; for(int i=0;i<3;i++) { string tmp(1, chars[i]); int r = press(tmp); if(r == 1) { start_c = i; break; } } for(int i=0;i<3;i++) { if(start_c <= i) c[i] = string(1, chars[i+1]); else c[i] = string(1, chars[i]); } // cout << (string)c << endl; string ans(1, chars[start_c]); // cout << "Starting with " << ans << endl; for(int i=0;i<7996;i++) { int correct = ans.size(); if(correct == N -1) { int r; for(int k=0;k<3;k++) { r = press(ans + c[k]); if(r == N) return ans + c[k]; } } string test = ans + c[0] + ans + c[1] + c[0] + ans + c[1] + c[1] + ans + c[1] + c[2]; int res = press(test); cout << "Result: " << res << " test: " << test << " correct: " << correct << endl; if(res == correct) ans += c[2]; else if(res == correct + 1) ans += c[0]; else if(res == correct + 2) ans += c[1]; // cout << "testing " << test << endl; if((int)ans.size() == N) break; // if(i > N) // break; // while(true) { //construct test string // for(int j=0;j<3;j++) { // test += ans + c[j]; // } // } } return ans; } // int main() { // cout << guess_sequence(8) << endl; // }
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