30 lines
382 B
C
30 lines
382 B
C
#include <stdio.h>
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#include <stdlib.h>
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const char *serial = "\x31\x3e\x3d\x26\x31";
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int check(char *ptr)
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{
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int i;
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int hash = 0xABCD;
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for (i = 0; ptr[i]; i++)
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hash += ptr[i] ^ serial[i % 5];
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return hash;
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}
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int main(int ac, char **av)
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{
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int ret;
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if (ac != 2) return -1;
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ret = check(av[1]);
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if (ret == 0xad6d)
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printf("Win\n");
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else
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printf("fail\n");
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return 0;
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} |