View Code of Problem 442

#include<stdio.h>
int main()
{
	int i,j,k=0,m,n,t,a[1000];
	scanf("%d",&t);
	for(i=0;i<t;i++)
	{
		k=0;
		scanf("%d",&n);
		for(j=1;k<n;j++)
		{
			k=0;
			if(j%7==0||(j%10==7)||(j/10%10==7)||(j/100==7))
			{
				k++;
				for(j=j+1;k<n;j++)
				{
					if(j%7==0||(j%10==7)||(j/10%10==7)||(j/100==7))
						k++;
					else
						break;
				}				
			}
		}
		printf("%d\n",j-k-1);
	}
	return 0;
}

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