c program

arr.c

@@ -0,0 +1,25 @@
+# include<stdio.h>
+void main()
+{
+int i,n,a[100],temp;
+printf("enter the number of elements\n");
+scanf("%d",&n);
+printf("enter elements\n");
+for(i=0;i<n;i++)
+{
+scanf("%d",&a[i]);
+}
+temp=a[0];
+for(i=0;i<n-1;i++)
+{
+a[i]=a[i+1];
+}
+a[n-1]=temp;
+printf("shift one position left");
+for(i=0;i<n;i++)
+{
+printf("%d",a[i]);
+}
+}
+
+

swapfunction.c

@@ -0,0 +1,21 @@
+# include<stdio.h>
+int swap(int a, int b)
+{
+	a=a+b;
+	b=a-b;
+	a=a-b;
+	printf("After swapping first value is=%d\nAfter swapping second value=%d\n",a,b);
+
+	 return a,b;
+
+ }  	
+int main()
+{
+	int c,d;
+	printf("Enter Two numbers\n");
+	scanf("%d\n%d",&c,&d);
+	  swap(c,d);
+
+
+return 0;
+}