36 lines
743 B
C
36 lines
743 B
C
#include <stdio.h>
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int any(char s1[], char s2[]);
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/* points out the place shere any char from snd arg occurs in fst arg */
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int main(int argc, char *argv[])
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{
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if (argc <= 2) {
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printf("error : expected two arguments\n");
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return 1;
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}
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int i = any(argv[1], argv[2]);
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if (i < 0)
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printf("No occurence\n");
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else {
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printf("%s\n", argv[1]);
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printf("%*s^\n", i, "");
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}
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return 0;
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}
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/* any: returns first location in string 's' where char from 'cs' occurs.
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* returns -1 if none occur */
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int any(char s[], char cs[])
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{
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int i, j;
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for (i = 0; s[i] != '\0'; i++)
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for (j = 0; cs[j] != '\0'; j++)
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if (s[i] == cs[j])
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return i;
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return -1;
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}
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