알고리즘 풀이/CodeForces
[CodeForces][JAVA] 231A. Team
배게
2021. 6. 8. 00:26
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2명이상 풀 수 있는 문제 counting해줌
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import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
public class HelloWorld {
private static BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
private static BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
public static void main(String[] args) throws IOException {
int T = Integer.parseInt(br.readLine());
int res = 0;
for(int i=0; i<T; i++) {
String input = br.readLine();
int numWhoCanSolve = Character.getNumericValue(input.charAt(0))
+ Character.getNumericValue(input.charAt(2))
+ Character.getNumericValue(input.charAt(4));
if(numWhoCanSolve>=2) res++;
}
bw.write(Integer.toString(res));
bw.flush();
}
}
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