mirror of
https://github.com/ultimatepp/ultimatepp.git
synced 2026-05-16 14:16:09 -06:00
77 lines
1.2 KiB
C++
77 lines
1.2 KiB
C++
#include <Core/Core.h>
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using namespace Upp;
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inline int UnSgn(int64& c)
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{
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if(c < 0) {
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c = -c;
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return -1;
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}
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return 1;
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}
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int64 F2Div100(int64 c)
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{
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int sgn = UnSgn(c);
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int64 rm = c % 100;
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c /= 100;
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if(rm >= 50)
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c++;
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return sgn * c;
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}
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int64 F2Div10000(int64 c)
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{
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int sgn = UnSgn(c);
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int64 rm = c % 10000;
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c /= 10000;
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if(rm >= 5000)
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c++;
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return sgn * c;
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}
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int64 F2Mul(int64 a, int64 b)
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{
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return F2Div100(a * b);
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}
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int64 F2MulPercent(int64 a, int64 b)
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{
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int64 sgn = UnSgn(a) * UnSgn(b);
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int64 c = a * b;
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int64 rm = c % 10000;
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c /= 10000;
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if(rm >= 5000)
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c++;
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return sgn * c;
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}
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int64 F2Div(int64 a, int64 b)
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{
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int64 sgn = UnSgn(a) * UnSgn(b);
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int64 c = a * 10000 / b;
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int64 rm = c % 100;
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c /= 100;
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if(rm >= 50)
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c++;
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return sgn * c;
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}
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CONSOLE_APP_MAIN
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{
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DUMP(-380 % 100);
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DUMP(-380 / 100);
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DUMP(F2Div100(-380));
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DUMP(F2Div100(-340));
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DUMP(F2Div100(380));
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DUMP(F2Div100(340));
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return;
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int tax = 700;
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for(int i = 0; i < 10000; i++) {
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int64 netto = F2Netto(i, tax);
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LOG(F2Format(i) << " netto: " << F2Format(netto) << " brutto: "
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<< F2Format(netto + F2MulPercent(netto, tax)));
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}
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}
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