16 lines
198 B
C++
16 lines
198 B
C++
#include<cstdio>
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using namespace std;
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double fmod(double a,double b)
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{
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long long x=a/b;
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return a-b*x;
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}
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int main()
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{
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double a,b;
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scanf("%lf%lf",&a,&b);
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printf("%lf\n",fmod(a,b));
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return 0;
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}
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