#include <stdio.h>

void invalid_function() {
    printf("This is an invalid function.\n");
}

int main() {
    printf("Program started\n");
    void (*func_ptr)();  // Function pointer declaration

    // Now, let's "jump" to an incorrect address using a manipulated function pointer
    unsigned char *invalid_ptr = (unsigned char*) 0x12345678;  // Random invalid address
    func_ptr = (void (*)()) invalid_ptr;  // Assign the invalid memory address to func_ptr

    // Calling the function pointer with an invalid address
    func_ptr();  // This will lead to undefined behavior (potential crash)

    return 0;
}