How can I round off the number to nearest whole number in C language?

Question

In Halloween candy problem

Answer 1

You can use ceil
//ceil means "round up" to the nearest full value. So 200÷3 = 64.666 recurring.
//what ceil does is round it up to 65.
The opposite of ceil is floor, which rounds down to the lowest full value

Answer 2

Atul Gautam float x=23.78;
printf("%f",ceil(x));
Use maths.h headerfile also

Answer 3

♨️♨️ Thanks. But how to use it?