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#include "str.h"
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unsigned int str_len(s)
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register char *s;
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{
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register char *t;
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t = s;
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for (;;) {
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if (!*t) return t - s; ++t;
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if (!*t) return t - s; ++t;
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if (!*t) return t - s; ++t;
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if (!*t) return t - s; ++t;
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}
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}
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