C Programming

variantArray.c(malloc)

빛하루 2023. 8. 25. 10:37
#include <stdio.h>

#include <stdlib.h>



int main(void)

{

	int size;

	scanf("%d",&size);

	int *pArr = malloc(sizeof(int) *size);

	if (pArr == NULL){

		fprintf(stderr,"can't malloc()\n"); // 제대로 공간이 할당되지 않았을 때

		exit(1);

	}

	

	for (int i = 0; i<size; i++){

		pArr[i] = i+1;

	}

	

	for (int i = 0; i<size; i++){

		printf("%d\n",pArr[i]);

	}

	free(pArr);

	return 0;

}