Question

如何用C语言实现十六进制转换为十进制

Answer 1

#include <stdio.h>
int h2d(char *s)
{
	int n;
	for(n=0;*s;s++)
	{
		n=n*16+(*s<'A'?*s-'0':*s-'A'+10);
	}
	return n;
}
int main(void) 
{
	printf("%d\n",h2d("1A"));
	return 0;
}

Answer 2

#include<stdio.h>
#include<string.h>
int wangzherongyao(char *yingxionglianmeng) {
for (int i = 0; i < yingxionglianmeng; i++) {
sscanf(&yingxionglianmeng*strlen(yingxionglianmeng), "%d");
}
}
int main(void) {
printf("%d\n", wangzherongyao("3A"));
return 0;
}

Answer 3

楼下哥们你牛b哈.....自个创造一门语言😒