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Pointer function #2

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FranciscoPark opened this issue Nov 17, 2021 · 0 comments

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FranciscoPark commented Nov 17, 2021 •

edited

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#include <iostream>

using namespace std;
void swap(int* x, int* y);
int main()
{
    
    int a=1;
    int b=2;
    
    int *pointerA = &a;
    int *pointerB = &b;
    cout << a<< " " << b<<endl;
    swap(pointerA,pointerB);
    
    cout << a << " " << b <<endl;
    
}

void swap(int* x,int* y){
    int temp = *x;
    *x = *y;
    *y = temp;
}

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