输入年月日计算该日是该年的多少天

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输入某年某月某日， 输出该日是该年的第几天 #include "stdio.h" int main()

{int m[2][13]= {{0,31,28,31,30,31,30,31,31,30,31,30,31}, {0,31,29,31,30,31,30,31,31,30,31,30,31}}; int year,month,day,yearday,leap,i; printf("请输入年月日:\n");

scanf("%d%d%d",&year,&month,&day);

leap=((year%4==0)&&(year%100!=0) || year%400==0); yearday=day;

for(i=1;i yearday=yearday+m[leap][i]; printf("yearday=%d\n",yearday); printf("\n"); return 0; }

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