제출 #1141711

#제출 시각아이디문제언어결과실행 시간메모리
1141711SulA비교 (balkan11_cmp)C++20
0 / 100
1090 ms190464 KiB
#include "cmp.h" #include <iostream> #include <string> using namespace std; int cum[13]; void remember(int a) { for (int i = 1; i < 13; i++) { cum[i] = cum[i-1] + (1 << 13-i); } for (int i = 0; i < 12; i++) { bit_set(cum[i] + (a >> i) + 1); } std::cout<<"\n"; } int compare(int b) { if (bit_get(b+1)) return 0; int l = 0, r = 12; while (l+1 < r) { int mid = (l+r)/2; if (bit_get(cum[mid] + (b >> mid) + 1)) { r = mid; cout<<"IF WE SHIFT BY " << mid<< " A = B\n"; } else { l = mid; cout<<"IF WE SHIFT BY " << mid<< " A ≠ B\n"; } } cout<<l<<' '<<r<<'\n'; b >>= l; return b & 1 ? 1 : -1; }
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