int main(int argc, char *argv[])
{
FILE *f1 = fopen(argv[1],"r");
FILE *f2 = fopen(argv[2],"r");
unsigned int hash1[8] = {0};
unsigned int hash2[8] = {0};
char ch;
while((ch=getc(f1)) != EOF)
hash1[ch&7] |= 1 << (ch>>3);
while((ch=getc(f2)) != EOF)
hash2[ch&7] |= 1 << (ch>>3);
for(ch = 0; ch < 256; ++ch)
if (((hash1[ch&7]&hash2[ch&7]) >> (ch>>3)) & 1)
printf("%c", ch);
return 0;
}
On Aug 25, 9:12 am, Shrey Choudhary <choudharyshre...@gmail.com>
wrote:
> There are two files .. print the common characters in two files
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