Can someone explain me this code ?

Question

#include<stdio.h>
void foo();
int main()
{
void (*bar)() = foo;
(*bar)();
bar();

return 0;
}

void foo(){
printf("SoloLearn ");
}

// Output --- SoloLearn SoloLearn

Answer 1

Before main there is a definition of foo function.
In main u create function pointer and call function by it twice