#include<stdio.h> int main() {     float a=0;     scanf("%f\n",&a);     printf("%.3f\n",a);     return 0; }

#include<stdio.h> int main() {     int x=0;         scanf("%d\n",&x);     printf("%d\n", x);     return 0; }

#include<stdio.h> int main() {     printf("     **     \n");     printf("     **     \n");     printf("************\n");     printf("************\n");     printf("    * ...

#include<stdio.h> int main() {     printf("Hello Nowcoder!\n");     return 0 ; }