Codeforces 69A Solution - Young Physicist Solution In Java

Program

import java.util.*; public class x{ public static void main(String args[]) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int x=0,y=0,z=0; for(int i=0;i<n;i++) { int a = sc.nextInt(); int b = sc.nextInt(); int c = sc.nextInt(); x= x+a; y= y+b; z= z+c; } if(x==0 && y==0 && z==0) { System.out.println("YES"); } else { System.out.println("NO"); } } }

Output

I/P : 3 4 1 7 -2 4 -1 1 -5 -3 O/P : NO

Codeforces 236A Solution - Boy or Girl Solution In Java