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gcd
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4
util.cpp
4
util.cpp
@ -27,6 +27,10 @@ string itsh(int i) {static char buf[16]; sprintf(buf, "%03X", i); return buf; }
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string itsh2(int i) {static char buf[16]; sprintf(buf, "%02X", i); return buf; }
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string itsh8(int i) {static char buf[16]; sprintf(buf, "%08X", i); return buf; }
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int gcd(int i, int j) {
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return i ? gcd(j%i, i) : j;
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}
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// debug utilities
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extern FILE *debugfile;
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