#include <stdio.h>

int main(void) {
 char course_programming_language = 'C';
        int learners_count = 66780,
            course_reviews_count = 780;
        float average_score = 4.9;
        double course_completions_score = 0.05988319856;

        printf(" YoungCoder.Ru Course Statistics \n");
        printf("---------------------------------\n");

        printf(" Language:\t\t %c\n", course_programming_language);
        
        printf(" Learners:\t\t %d\n Reviews:\t\t %d\n", learners_count, 
                                                      course_reviews_count);

        printf(" Average score:\t\t %f\n", average_score);
        printf(" Course completions:\t %f\n", course_completions_score);
	return 0;
}