ADDED SIMPLE STACK IMPLEMENTATION USING IN C PROGRAMMING

Data Structures/Stack/c

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+

Data Structures/Stack/stack simple progrom.c

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+#include<stdio.h>
+#include<stdlib.h>
+#include<conio.h>
+#define max 10
+int st[max],top=-1,item,i;
+void push();
+void pop();
+void display();
+void main()
+
+ {
+     int ch;
+     while(1)
+     {
+         printf("\n1.\tFor push AN Elememt\n");
+         printf("2.\tFor pop and element \n");
+         printf("3.\tFor Display An Element\n");
+         printf("4. \tFor Exit from prrogram\n");
+
+         printf("\n ENTER YOUR CHOICE\n");
+         scanf("%d",&ch);
+         switch(ch)
+         {
+         case 1:
+            push();
+            break;
+         case 2:
+             pop();
+             break;
+         case 3:
+             display();
+             break;
+         case 4:
+            exit(0);
+         default:
+            printf("\nInvalid Input\n");
+         }
+     }
+ }
+
+ void push()
+ {
+     if(top==max-1)
+     {
+         printf("\n Stack Is overflow\n");
+     }
+     else
+     {
+         printf("\n enter the number wants to push\n");
+         scanf("%d",&item);
+
+         top++;
+         st[top]=item;
+     }
+ }
+
+ void pop()
+ {
+     if(top==-1)
+     {
+         printf("\n stack is underflow\n");
+
+     }
+     else
+     {
+
+        printf("\n Top item is %d which Deleted from stack",st[top]);
+     top--;
+     }
+ }
+
+ void display()
+ {
+    if(top>-1)
+    {
+
+        printf("\n Stack\n");
+     for(i=top;i>-1;i--)
+      printf("\n %d",st[i]);
+    }
+     else
+        {
+            printf("\n stack is empty");
+
+        }
+ }