Submission #260601

#TimeUsernameProblemLanguageResultExecution timeMemory
260601Ahmadsm2005Combo (IOI18_combo)C++14
0 / 100
1 ms200 KiB
#include <bits/stdc++.h> #include"combo.h" #define endl '\n' #define modulo 200003 #define PI acos(-1) #pragma GCC target ("avx2") #pragma GCC optimize("trapv") //#define int long long #define sinDegrees(x) sin((x) * PI / 180.0) #define cosDegrees(x) cos((x) * PI / 180.0) #define tanDegrees(x) tan((x) * PI / 180.0) #define atanDegrees(x) atan(x)* 180.0 / PI using namespace std; int power(int x,int y,int m) { if(y<0) return 0; int temp; if(y == 0) return 1; temp = (power(x, y/2,m))%m; if (y%2 == 0) return ((temp%m)*temp); else return ((x*temp%m)*temp%m)%m; } int inv(int x) { return (power(x,modulo-2,modulo))%modulo; } bool comp(int a,int b) { return a>b; } ///solution created by: Ahmadsm2005 string guess_sequence(int n){ vector<char>lolz; lolz.push_back('A'),lolz.push_back('B'),lolz.push_back('X'),lolz.push_back('Y'); n--; char S; string answer; bool counter=0; if(press("AB")){ if(press("A")) S='A'; else S='B'; } else if(press("X")) S='X'; else S='Y'; for(int i=0;i<4;i++) if(lolz[i]==S){ lolz.erase(lolz.begin()+i); break; } answer+=S; while(n--){ if(n){ string SS=answer,SS2=answer,SS3=answer,SS4=answer; SS+=lolz[0]+lolz[0],SS2+=lolz[0]+lolz[1],SS3+=lolz[0]+lolz[2],SS4+=lolz[1]; string combined=S+SS+S+SS2+S+SS3+S+SS4; if(press(combined)==answer.size()) answer+=lolz[2]; else if(press(combined)==answer.size()+1) answer+=lolz[1]; else answer+=lolz[0]; } else if(press(answer+lolz[0])==answer.size()+1) answer+=lolz[0]; else if(press(answer+lolz[1])==answer.size()+1) answer+=lolz[1]; else answer+=lolz[2]; } return answer; }

Compilation message (stderr)

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:65:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   65 | if(press(combined)==answer.size())
      |    ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
combo.cpp:67:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   67 | else if(press(combined)==answer.size()+1)
      |         ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
combo.cpp:73:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   73 | if(press(answer+lolz[0])==answer.size()+1)
      |    ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
combo.cpp:75:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   75 | else if(press(answer+lolz[1])==answer.size()+1)
      |         ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
combo.cpp:42:6: warning: unused variable 'counter' [-Wunused-variable]
   42 | bool counter=0;
      |      ^~~~~~~
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