summing up an array?

This is a discussion on summing up an array? within the C Programming forums, part of the General Programming Boards category; Code: #include <conio.h> #include <stdio.h> int main() { int i,total,array[3]={4,5,6}; total=0; for(i=0;i<3;i++) { total+=array[i]+array[i+1]; printf("%i",(total)); } getch(); } /*above is ...

  1. #1
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    summing up an array?

    Code:
    #include <conio.h>
    #include <stdio.h>
    
    int main()
    {
      int i,total,array[3]={4,5,6};
    
      total=0;
    
      for(i=0;i<3;i++)
      {
        total+=array[i]+array[i+1];
        printf("%i",(total));
      }
    
    getch();
    }
    
    /*above is incorrect, but how do I do 4+5+6=15?*/

  2. #2
    C++ Witch laserlight's Avatar
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    You just need to add the current array element to the total.
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  3. #3
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    how?

  4. #4
    Registered User
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    Hint:

    The following:

    Quote Originally Posted by Dakaa View Post
    Code:
        total+=array[i]+array[i+1];
    Expands to:

    Code:
    total = total + array[i] + array[i+1];

  5. #5
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    sweet.

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