제출 #1141883

#제출 시각아이디문제언어결과실행 시간메모리
1141883rayankMutating DNA (IOI21_dna)C++20
0 / 100
292 ms2352 KiB
#include "dna.h" #include <bits/stdc++.h> using namespace std; string A; string B; void init(string a, string b) { A = a; B = b; } int find_pos(char c, string s, int start, int end){ for(int i = start; i <= end; i++){ if(s[i] == c){ return i; } } return -1; } int get_distance(int x, int y) { int res = 0; string acopy = A; for(int i=x; i <=y;i++){ if(acopy[i] == B[i]) continue; int pos = find_pos(acopy[i], B, x, y); if(pos == -1) return -1; swap(acopy[i], acopy[pos]); res++; } for(int i=x; i <=y;i++){ if(acopy[i] == B[i]) continue; int pos = find_pos(acopy[i], B, x, y); if(pos == -1) return -1; swap(acopy[i], acopy[pos]); res++; } return res; }
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