School/DataStructure

Data-Structure - Stack

#include #include #include #define MAX_STACK_SIZE 100 #define ERROR_KEY -100 #define MALLOC(p, s) \ if (!((p) = malloc(s))) \ { \ fprintf(stderr, "Insufficient memory"); \ exit(EXIT_FAILURE); \ } #define REALLOC(p, s) \ if (!((p) = realloc(p, s))) \ { \ fprintf(stderr, "Insufficient memory"); \ exit(EXIT_FAILURE); \ } typedef struct { int key; } element; int top = -1; int capacity = 1; element *..