View Code of Problem 10

#include<stdio.h>
#include<string.h>
int a[1000];
int main(){
	int i,j,t;

	scanf("%d",&t);
	while(t--)
	{
		for(i=0;i<4;i++)
		scanf("%d",&a[i]);
	int	k[4]={0};
	for(j=0;j<4;j++)
	{
		  for(i=3;i>0;i--)
		  {
			if( a[i]==a[i-1]&&a[i]!=0&&k[i]==0&&k[i-1]==0)
			{
				a[i]=2*a[i];
				a[i-1]=0;
				k[i]=1;
				
			}
			else if(a[i]==0&& i!=0)
			{
				
					a[i]=a[i-1];
				    a[i-1]=0;
			}
			if(i==0&&a[i]==0)
				break;
		  }
	}
		for(i=0;i<4;i++)
			printf("%d ",a[i]);
		   printf("\n");
	}
	return 0;

/*
Main.c: In function 'main':
Main.c:38:2: error: expected declaration or statement at end of input
  return 0;
  ^
*/