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如题本是书中的一例程 用 Microsoft Visual C++ 实现一下
编译时候无错误,警告 链接时候报了一个错
代码如下:
/*binary.c --以二进制形式输出整数*/
#include <stdio.h>
void to_binary(unsigned long n);
int main(void)
{
unsigned long number;
printf("Enter an integer(q to quit): \n");
while (scanf("%ul",&number) == 1)
{
printf("Binary equivalent: ");
to_binary(number);
putchar('\n');
printf("Enter an integer (q to quit): \n");
}
printf("Done.\n");
return 0;
}
void to_binary(unsigned long n)
{
int r;
r = n % 2;
if(n >= 2)
to_binary(n / 2);
purchar('0' + r);
return ;
}
链接时候报错信息如下:
Linking...
binary.obj : error LNK2001: unresolved external symbol _purchar
Debug/binary.exe : fatal error LNK1120: 1 unresolved externals
执行 link.exe 时出错.
本人刚自学C 请勿见怪 |
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