#include <stdio.h>
#include <stdlib.h>

int main(void) {
    printf("Starting program execution.\n");
    int *mem = malloc(sizeof(int) * 3);
    if (!mem) {
        return 1;
    }
    mem[0] = 10;
    mem[1] = 20;
    mem[2] = mem[0] + mem[1];
    printf("Computed result: %d\n", mem[2]);
    free(mem);
    printf("Program completed.\n");
    return 0;
}