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/*example2-3.c*/
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#include<stdio.h>
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main()
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{ int year,month,day;
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printf("Enter year & month:");
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scanf("%d%d",&year,&month); /*<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݺ<EFBFBD><DDBA>·<EFBFBD>*/
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if (month==2) /*<2A>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>·<EFBFBD><C2B7>Ƿ<EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD>·<EFBFBD>*/
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if ((year%4==0&&year%100!=0)||(year%400==0)) /*<2A>Ƕ<EFBFBD><C7B6>·ݣ<C2B7><DDA3>ж<EFBFBD><D0B6>Ƿ<EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD>*/
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day=29;
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else day=28;
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else /*<2A><><EFBFBD>Ƕ<EFBFBD><C7B6>·ݣ<C2B7><DDA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>жϸ<D0B6><CFB8>µ<EFBFBD><C2B5><EFBFBD><EFBFBD><EFBFBD>*/
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switch (month)
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{
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case 1: case 3:
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case 5: case 7:
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case 8: case 10:
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case 12: day=31; break; /*<2A><><EFBFBD><EFBFBD>case<73><65><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
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case 4: case 6:
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case 9: case 11: day=30; break;
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}
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printf("year=%d month=%d day=%d\n",year,month,day);
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}
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