Submission #4012284

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Source Code Expand

#include <iostream>
#include <string>
#include <vector>

using namespace std;

void solve()
{
	string S;
	cin >> S;
	int ans = 0;
	for (int i = 0; i < S.size(); ++i)
	{
		if (S[i] == '1')
		{
			++ans;
		}
	}
	cout << ans << endl;
}

int main()
{
	solve();
	return(0);
}

Submission Info

Judge Result