Submission

Score: 100

User: KanemiyaKana

Problemset: ผลรวมของเลขหลัก

Language: cpp

Time: 0.002 second

Submitted On: 2026-09-23 19:01:44

#include <iostream>
#include <string>
using namespace std;

int digitfusion(string numberstring)
{
    int total = 0;
    for (int i = 0; i < numberstring.length(); i++)
    {
        long numberint = numberstring[i] - '0';
        total += numberint;
    }

    return total;
}

int main()
{
    string input;
    cin >> input;
    if (input.length() > 12)
    {
        return 0;
    }
    else if (input[0] == '-')
    {
        return 0;
    }
    else
    {
        int output = digitfusion(input);
        cout << output;
    }
}