[백준 11720] 숫자의 합 (C++/Python)

C++)

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

int main(void) {

	ios_base::sync_with_stdio(false);
	cin.tie(nullptr);

	int n;
	cin >> n;
	
	string str;
	cin >> str;

	int answer = 0;
	for (auto ch : str) {
		answer += (ch-'0');
	}

	cout << answer;

	return 0;
}

 

 

 

Python)

import sys

read = sys.stdin.readline

n = read().rstrip()
arr = list(map(int, read().rstrip()))

print(sum(arr))