statcmp.c

比较两个十进制数的二进制各位的差别 $0 $num1 $num2 附devcpp编译后的可执行文件(windows)

/*
statcmp status_1 status_2
will return difference between the 2 status
*/

#include<stdio.h>

int main(int argc, char **argv)
{
///////////////////////////////////////////////////
	if(argc<3) return 0;
	unsigned long int stat1=atol(argv[1]);
	unsigned long int stat2=atol(argv[2]);
	int statA, statB;
	int i, key;
///////////////////////////////////////////////////
	printf("%-7d: ", stat1);
	for(i=31; i>=0; i--)
	{
		key = 1 << i;
		if(stat1&key) printf("1"); else printf("0");
		printf(" ");
	}
	printf("\n");
	printf("%-7d: ", stat2);
	for(i=31; i>=0; i--)
	{
		key = 1 << i;
		if(stat2&key) printf("1"); else printf("0");
		printf(" ");
	}
	printf("\n");
///////////////////////////////////////////////////
	for(i=31; i>=0; i--)
	{
		key = 1 << i;
		if(stat1&key) statA=1; else statA=0;
		if(stat2&key) statB=1; else statB=0;
		if(statA==statB)
		{
			continue;
		}
		else
		{
			printf("bit %-2d : %d -> %d\n", i+1, statA, statB);
		}
	}
///////////////////////////////////////////////////
	return 0;
}