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#include "string.h"
size_t strlen(const char *s) {
size_t l = 0;
for(; *s != 0; s++, l++);
return l;
}
int strcmp(const char *a, const char *b)
{
size_t i = 0;
for(; a[i] != 0 && b[i] != 0; i++) {
if(a[i] != b[i]) return a[i] - b[i];
}
return a[i] - b[i];
}
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