C语言程序
//2019.03.16
#include <stdio.h>
#include <stdlib.h>
int is77(int n)
{
while(n)
if(n % 10 == 7) return 1;
else n /= 10;
return 0;
}
int main()
{
int i,n,sum=1,j=1;
int a[4]={0,0,0,0};
scanf("%d",&n);
while(sum <= n) {
if(num % 7 == 0 || is77(num))
a[(num - 1) % 4]++;
else
sum++;
num++;
}
for(i=0;i<4;i++)
printf("%d\n",a[i]);
return 0;
}