16 lines
208 B
C++
16 lines
208 B
C++
#include<cstdio>
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using namespace std;
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int main()
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{
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int g;
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bool s;
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scanf("%d%d",&g,&s);
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int ans=8;
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g-=1000;
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if(g>0) ans+=(g/500)*4;
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if(g%500!=0) ans+=4;
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if(s) ans+=5;
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printf("%d\n",ans);
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return 0;
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}
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