how to set width of float when user have to input the float value? FOR C LANGUAGE

Question

If i enter 3.14159 in console window but i want the program to give output as 3.14

Answer 1

printf("%5.2f \n", 3.14159);

Please indicate language by adding the tag to your question
Please remove the tags input and output and replace by float as tag

Answer 2

You must use printf with %.nf
After point n is number of decimals and f means float. Example for printing three decimals:
float f = 1.23456;
printf("%.3f",f);

Answer 3

thank you sir