12 lines
207 B
C
12 lines
207 B
C
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#include <string.h>
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#include <ctype.h>
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int strcasecmp(const char *s1, const char *s2)
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{
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while (*s1 != '\0' && *s2 != '\0' && tolower(*s1) == tolower(*s2)) {
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s1 += 1;
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s2 += 1;
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}
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return (*s1 - *s2);
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}
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