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  4. Pointer
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Pointer

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1153 Discussions

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  • jankomikamac
     + 0 comments
    #include <stdio.h>

void update(int *a,int *b) {
    // Complete this function
    int temp_pa = *a + *b;
    int temp_pb = *a - *b;
    if (temp_pb < 0)
    {
        temp_pb = -(temp_pb); 
    }
    *a = temp_pa;
    *b = temp_pb;
    // Desired outcome in case a:4, b:5 is 9,1    
}

int main() {
    int a, b;
    int *pa = &a, *pb = &b;
    
    scanf("%d %d", &a, &b);
    update(pa, pb);
    printf("%d\n%d", a, b);

    return 0;
}

  • galiulin
     + 0 comments

    include

    void SumAbs (int *a, int *b){ int temp = (*a); (*a)+=(*b);

    temp = temp - (*b);
if(temp>=0){
    (*b)=temp;
} else {
    (*b)=temp*(-1);
}

    }

    int main() { int a, b; std::cin >> a >> b; SumAbs(&a,&b); std::cout << a << std::endl; std::cout << b << std::endl;

    return 0;

    }

  • alanp_
     + 0 comments

    include

    using namespace std;

    void update(int *a, int *b);

    int main() {

    int a, b;
int *pA = &a, *pB = &b;

cin >> a >> b;

update(pA,pB);

return 0;

    }

    void update(int *a, int *b){ cout << *a + *b << endl; if(*b > *a) cout << *b - *a ; else cout << *a - *b; }

  • pratikvats584
     + 0 comments

    include

    include

    void update(int *a,int *b) { // Complete this function

    int sum = *a + *b;
int sub = abs(*b-*a);

*a = sum;
*b = sub;

    }

    int main() { int a, b; int *pa = &a, *pb = &b;

    scanf("%d %d", &a, &b);
update(pa, pb);
printf("%d\n%d", a, b);

return 0;

    }

  • saniadebbarma792
     + 0 comments

    include

    using namespace std; void update(int &a, int &b) { int sum = a + b; int diff = abs(a - b); a = sum; b = diff; } int main() { int a, b; cin >> a >> b; update(a, b); cout << a << endl << b; return 0; }