#include<stdio.h> int main() {     int n;     scanf("%d",&n);     int i = 1;     while(i<=n){         if(i%3==2&&i%5==3&&i%7==2){             printf("%d\n",i);         }         i++;     }     return 0; }

#include<stdio.h> #include<math.h> int main() {     int i,j,k;     scanf("%d%d%d",&i,&j,&k);     printf("%.6f",(i+j+k)/3.0);     return 0; }

#include<stdio.h> #include<math.h> int main() {     float i; scanf("%f",&i);     printf("%.0f\n",floor(i));     printf("%.0f",ceil(i));     return 0; }