#include <stdio.h>

int main() {
    float f = 4.54300;
    printf("%.2f\n", f);
    const int a = 10;

    int c;
    scanf("%d", &c);
    printf("%d\n", c);

    int i;
    for(i=1;i<=10;i++){
        printf("%d\n", i);
    }

    

     
    
}