TIOJ 1664 - t.g.i Friday!!

http://tioj.infor.org/problems/1664

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#include<stdio.h> #define E else if #define P printf int main(){ short n; while(scanf("%d",&n)!=EOF){ n%=7; if(n==0)P("Friday\n"); E(n==1)P("Saturday\n"); E(n==2)P("Sunday\n"); E(n==3)P("Monday\n"); E(n==4)P("Tuesday\n"); E(n==5)P("Wednesday\n"); E(n==6)P("Thursday\n"); } }