oj.uz

Submission #873944

# Submission time Handle Problem Language Result Execution time Memory
873944 2023-11-16T05:17:08 Z NNNNN Lamps (JOI19_lamps) C++17
0 / 100
 0 ms 348 KB 
#include <bits/stdc++.h>
using namespace std;

int n, one, two;
string s1, s2, ans;

int main() {
    ios:: sync_with_stdio(0), cin.tie(0);
    cin >> n;
    cin >> s1 >> s2;
    for (int i = 0; i < n; i++)
        ans += (s1[i] ^ s2[i]) + '0';
    if (ans[0] == '0') one++;
    else two++;
    for (int i = 1; i < n; i++)
        if (ans[i - 1] ^ ans[i] && ans[i] == '1') two++;
        else if (ans[i - 1] ^ ans[i]) one++;
    cout << min(one, two) + 1 << endl;
    return 0;
}

Subtask #1
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Incorrect 0 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 41.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Incorrect 0 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0 / 4.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 49.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Incorrect 0 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -