Submission #1007338

#	Time	Username	Problem	Language	Result	Execution time	Memory
1007338		vjudge1	Trol (COCI19_trol)	C++17	20 / 50	1066 ms	408 KiB

trol

#include <iostream>
using namespace std;

// Fungsi untuk menghitung jumlah digit hingga menjadi satu digit
int singleDigitSum(int n) {
    while (n >= 10) {
        int sum = 0;
        while (n > 0) {
            sum += n % 10;
            n /= 10;
        }
        n = sum;
    }
    return n;
}

int main() {
    int Q;
    cin >> Q;  // Membaca jumlah pertanyaan
    
    for (int i = 0; i < Q; ++i) {
        long long L, R;
        cin >> L >> R;
        
        long long totalSum = 0;
        
        for (long long j = L; j <= R; ++j) {
            totalSum += singleDigitSum(j);
        }
        
        cout << totalSum << endl;
    }

    return 0;
}

• Subtask 1: 20 / 50