求100~200間的所有素數,每行列印5個素數
阿新 • • 發佈:2019-01-22
質數,又稱素數.因數只有1和它本身
#include<stdio.h>
void Prime_number(int m, int n)
{
int i, j, count = 0;
for(i = m; i <= n; i++)
{
for(j = 2; j < i; j++)
{
if(i % j == 0)
{
break;
}
}
if(j == i)
{
count++;
printf("%d ", i);
if(count % 5 == 0)
{
printf("\n");
}
}
}
printf("\n");
}
int main()
{
int m, n, result = 0;
printf("Please enter the scope:\n\n");
printf("First values:\n");
scanf("%d", &m);
printf("Second values:\n");
scanf("%d", &n);
printf("\nAll the numbers:\n");
Prime_number(m, n);
return 0;
}