2725495_re.c

北大大牛代码 1240道题的原代码 超级权威

#include <stdio.h>
#include <string.h>

char str[][20] = {"","abcdefghi","jklmnopqr","stuvwxyz_"};

int main()
{
	int i, j, k[4];
	char enc[100], t;
	int pos[100], l;

	while (scanf("%d%d%d",&k[1],&k[2],&k[3])==3)
	{
		if (!k[1]&&!k[2]&&!k[3])
			break;
		scanf("%s",enc);
		for (i = 1; i <= 3; i++)
		{
			l = 0;
			for (j = 0; enc[j]!='\0'; j++)
			{
				if (strchr(str[i],enc[j]))
				{
					pos[l++] = j;
				}
			}
			if (k[i]>=l)
				k[i] %= l;
			while (k[i]--)
			{
				t = enc[pos[l-1]];
				for (j = l-1; j > 0; j--)
					enc[pos[j]] = enc[pos[j-1]];
				enc[pos[0]] = t;
			}
		}
		puts(enc);
	}
	return 0;
}