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Submission #966768

# Submission time Handle Problem Language Result Execution time Memory
966768 2024-04-20T10:19:30 Z SuPythony Mutating DNA (IOI21_dna) C++17
0 / 100
 23 ms 2832 KB 
#include "dna.h"
#include <bits/stdc++.h>
using namespace std;

vector<int> pf(1e5+1,0);

void init(string a, string b) {
    for (int i=1; i<=a.size(); i++) {
        if (a[i]!=b[i]) {
            pf[i]=pf[i-1]+1;
        } else {
            pf[i]=pf[i-1];
        }
    }
}

int get_distance(int x, int y) {
    int c=pf[y]-pf[x-1];
    return c/2+c%2;
}

Compilation message

dna.cpp: In function 'void init(std::string, std::string)':
dna.cpp:8:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    8 |     for (int i=1; i<=a.size(); i++) {
      |                   ~^~~~~~~~~~

Subtask #1
0.0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 23 ms 2832 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0.0 / 22.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 604 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0.0 / 13.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 604 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0.0 / 28.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 604 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0.0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 23 ms 2832 KB Output isn't correct
2 Halted 0 ms 0 KB -