제출 #1189622

#제출 시각아이디문제언어결과실행 시간메모리
1189622yoruonivampMutating DNA (IOI21_dna)C++20
0 / 100
12 ms2368 KiB
#include <bits/stdc++.h> using namespace std; int dis[100005]; string A, B; void init(string a, string b){ A = a; B = b; } int get_distance(int x, int y){ int c1[26]{},c2[26]{}; for(int i = x; i <= y; i++) c1[A[i]-'A']++; for(int i = x; i <= y; i++) c2[B[i]-'A']++; for(int i = 0; i < 26; i++) if(c1[i]!=c2[i]) return -1; string a = A.substr(x,y-x+1), b = B.substr(x,y-x+1); int cnt = 0; for(int i = x; i <= y; i++){ if(a[i]==b[i]) continue; for(int j = y; j >= i+1; j--){ if(a[i]==b[j]){ cnt++; swap(b[i],b[j]); break; } } }return cnt; }
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