Submission #73055894

Source Code Expand

#include <iostream>
using namespace std;
int calculate_digit_sum(int num) {
    int sum = 0;
    while (num > 0) {
        sum += num % 10;
        num /= 10;
    }
    return sum;
}
int main() {
    int N, K;
    cin >> N >> K;
    int count = 0;
    for (int i = 1; i <= N; ++i) {
        if (calculate_digit_sum(i) == K) {
            count++;
        }
    }
    cout << count;
    return 0;
}

Submission Info

Submission Time
Task B - Digit Sum
User xuhanjin
Language C++23 (GCC 15.2.0)
Score 200
Code Size 418 Byte
Status AC
Exec Time 2 ms
Memory 3620 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 200 / 200
Status
AC × 3
AC × 12
Set Name Test Cases
Sample sample_01.txt, sample_02.txt, sample_03.txt
All random_01.txt, random_02.txt, random_03.txt, random_04.txt, random_05.txt, random_06.txt, random_07.txt, random_08.txt, random_09.txt, sample_01.txt, sample_02.txt, sample_03.txt
Case Name Status Exec Time Memory
random_01.txt AC 2 ms 3544 KiB
random_02.txt AC 1 ms 3372 KiB
random_03.txt AC 1 ms 3620 KiB
random_04.txt AC 2 ms 3568 KiB
random_05.txt AC 1 ms 3412 KiB
random_06.txt AC 2 ms 3432 KiB
random_07.txt AC 1 ms 3608 KiB
random_08.txt AC 2 ms 3432 KiB
random_09.txt AC 1 ms 3524 KiB
sample_01.txt AC 1 ms 3396 KiB
sample_02.txt AC 1 ms 3488 KiB
sample_03.txt AC 1 ms 3368 KiB