0:
#include <stdio.h>
int main()
{
signed char i;
unsigned int j;
i = 255;
j = 255;
printf("i的值是%hhd\n",i);
printf("j的值是%hhu\n",j);
}
1:
#include <stdio.h>
#include <math.h>
int main()
{
int num;
printf("请输入一个十进制数:");
scanf("%d",&num); // &符号一定要加上,才能获取到num的值
int result = pow(num,5);
printf("%d的5次方是:%d",num,result);
return 0;
}