제출 #1125172

#제출 시각아이디문제언어결과실행 시간메모리
1125172nickolasarapidisDNA 돌연변이 (IOI21_dna)C++17
56 / 100
30 ms5704 KiB
#include <bits/stdc++.h> using namespace std; int N; string A1, B; vector<tuple<int, int, int>> cntA(100001, make_tuple(0, 0, 0)); vector<tuple<int, int, int>> cntB(100001, make_tuple(0, 0, 0)); vector<int> A(100001); // 0 = A, 1 = T, 2 = C int get_distance(int x, int y){ if(x == 0 and cntA[y] != cntB[y]) return -1; if(get<0>(cntA[y]) - get<0>(cntA[x - 1]) != get<0>(cntB[y]) - get<0>(cntB[x - 1]) or get<1>(cntA[y]) - get<1>(cntA[x - 1]) != get<1>(cntB[y]) - get<1>(cntB[x - 1]) or get<2>(cntA[y]) - get<2>(cntA[x - 1]) != get<2>(cntB[y]) - get<2>(cntB[x - 1])){ return -1; } if(x == 0){ if(A[y] != 0) return A[y] - (A[y]/2); else return 0; } if(A[y] - A[x - 1] != 0) return A[y] - A[x - 1] - ((A[y] - A[x - 1])/2); else return 0; } void init(string a, string b){ A1 = a; B = b; N = a.size(); for(int i = 0; i < N; i++){ if(i != 0) cntA[i] = cntA[i - 1]; if(a[i] == 'A') get<0>(cntA[i])++; else if(a[i] == 'T') get<1>(cntA[i])++; else get<2>(cntA[i])++; } for(int i = 0; i < N; i++){ if(i != 0) cntB[i] = cntB[i - 1]; if(b[i] == 'A') get<0>(cntB[i])++; else if(b[i] == 'T') get<1>(cntB[i])++; else get<2>(cntB[i])++; } if(a[0] != b[0]) A[0] = 1; else A[0] = 0; for(int i = 1; i < N; i++){ A[i] = A[i - 1]; if(a[i] != b[i]) A[i]++; } }
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