Update stack.c (#617)

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Shezza221b 2020-10-01 19:04:03 +05:30 committed by GitHub
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commit af6de4b7d4
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@ -13,6 +13,9 @@
////////////////////////////////////////////////////////////////////////////////
// DATA STRUCTURES
/**
* creating a stucture with 'data'(type:int), two pointers 'next','pre' (type: struct node) .
*/
struct node
{
int data;