Menu driven program.(switch case).

void main()
{
int a,i,sum=0,n,ch;
clrscr();
printf("1-Even odd\2-sum\3-exit");
printf("\nEneter your choice");
scanf("%d",&ch);
switch(ch)
{
case1:
{
printf("Enter a no");
scanf("%d",&n);
if(n%2==0)
{
printf("Even no");
}
else
{
printf("Odd no");
}
break;
}

case2:
{
printf("Enter 5 no");
for("i=0;i<5;i++) sum="sum+n;" sum="%d">

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