进制转换
进制转换
http://www.nowcoder.com/questionTerminal/8f3df50d2b9043208c5eed283d1d4da6
#include "stdio.h"
#include "string.h"
int disposeStr(char c)
{
if (c >= 'a')
return (c - 'a' + 10);
else if (c >= 'A')
return (c - 'A' + 10);
else
return (c - '0');
}
int dispose16(int n)
{
int count = 1;
for (int i = 0; i < n; i++)
{
count *= 16;
}
return count;
}
int main(void)
{
char str[10];
int num;
int count;
#pragma warning(suppress : 4996)
while (scanf("%s", str) != EOF)
{
count = 0;
num = strlen(str);
for (int i = 2; i < num; i++)
{
count = disposeStr(str[i]) * dispose16(num - i - 1) + count;
}
printf("%d\r\n",count);
}
return 0;
} 
