i am brand new to coding, but i can nver get brackets right {}

Will some one please explaing this to me?

/************************************************** ************************************************** *

Filename: pgen.c

Author: Mike Hartwig

Purpouse: Generate given amount of prime numbers.

Input: Keyboard

Output: Screen

************************************************** ************************************************** */

#include <stdio.h>

int main() {

int prime_amount; //the amount of primes to generate.

int prime_start = 2; //the number to start generating primes at.

int prime_count; // the count of numbers we already have.

int prime_answer; // the answer.

printf("Welcome to the Prime Number Generator.\n");

printf("How many prime numbers would you like to generate: ");

scanf("%d", &prime_amount);

printf("Generating %d prime numbers...\n", prime_amount);

do (prime_count < 2) {

prime_answer = prime_start + prime_count * 2

} while

printf("%d, \n", &prime_answer)

return (1);

}

return (0);