View Code of Problem 31

#include<stdio.h>
int main(){
	int k;
	while(scanf("%d",&k) != EOF){
		int arr[k];
		int i,j = 0;
		for(i = 0 ; ; i ++){
			if(j>=k)
				break;
			if(i%3 == 2 && i%5 == 3 && i%7 == 2){
				arr[j++] = i;
			}
		}
		printf("%d\n",arr[k-1]);
	}
	return 0;
}