41 lines
746 B
C++
41 lines
746 B
C++
#include<iostream>
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#include<cmath>
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using namespace std;
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int y,m;
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bool p()
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{
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if(y%400==0) return 1;
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if(y%100==0) return 0;
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if(y%4==0) return 1;
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return 0;
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}
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int main()
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{
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while(true)
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{
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cin>>y>>m;
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switch(m)
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{
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case 1:cout<<"31days"<<endl;break;
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case 2:{
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if(p())cout<<"29days"<<endl;
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else cout<<"28days"<<endl;
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break;
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}
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case 3:cout<<"31days"<<endl;break;
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case 4:cout<<"30days"<<endl;break;
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case 5:cout<<"31days"<<endl;break;
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case 6:cout<<"30days"<<endl;break;
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case 7:cout<<"31days"<<endl;break;
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case 8:cout<<"31days"<<endl;break;
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case 9:cout<<"30days"<<endl;break;
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case 10:cout<<"31days"<<endl;break;
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case 11:cout<<"30days"<<endl;break;
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case 12:cout<<"31days"<<endl;break;
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}
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}
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}
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