1871.cpp

这是哈尔滨工业大学acmOJ的源代码

/*  This Code is Submitted by wywcgs for Problem 1871 on 2005-09-25 at 21:50:42 */ 
#include <stdio.h>

int main()
{
	unsigned long K, fact[7];
	int N, i, j;
	char hex[8];
	
	fact[0] = 1;
	for(i = 1; i < 8; i++) {
		fact[i] = fact[i-1] * 16;
	}
	scanf("%d", &N);
	for(i = 0; i < N; i++) {
		scanf("%lu", &K);
		for(j = 7; j >= 0; j--) {
			hex[j] = (char)(K / fact[j]);
			if(hex[j] >= 10) {
				hex[j] += 'A' - 10;
			} else {
				hex[j] += '0';
			}
			K %= fact[j];
		}
		for(j = 0; j < 4; j++) {
			if(j != 0) {
				putchar(' ');
			}
			printf("0x%c%c", hex[1+2*j], hex[2*j]);
		}
		putchar('\n');
	}
	
	return 0;
}