#include"stdio.h"
#include"string.h"
main()
{
 char *day[7] ={"sunday","monday","tuesday","wednesday","thursday","friday","saturday"};
 char x[10];
 int i,n;
 printf("enter x:");
 scanf("%s",x);
 for(i=0;i<=7;i ){
  if(strcmp(x,day[i]) ==0){
  printf("%d sn",i,day[i]);
  n=1;
   break;
 }
 }
 if(n!=1)
  printf("-1 n");
 
}