제출 #1251275

#제출 시각아이디문제언어결과실행 시간메모리
1251275mohamedboukerche55Arranging Shoes (IOI19_shoes)C++20
45 / 100
14 ms1952 KiB
#include "shoes.h" using namespace std; long long count_swaps(std::vector<int> s) { int n = s.size() / 2; long long swaps = 0; long long l = 0; long long r = 0; for(int i = 0 ; i < n * (1 << 1) ; i++) { if(s[i] < 0) { l += abs(i - r); r += 2; } } swaps = l; return swaps; }
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