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c_cpp
a month ago
220 B
0
Indexable
Never
#include <iostream>
#include <string>

using namespace std;
int main()
{
	string a;
	int count = 0;

	for (int i = 0; i < 25; i++) {
		cin >> a;
		if (a == "1") {
			count += 1;
		}
	}
	cout << count;

}

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