1. Write a C program to calculate the following series
1
x−2
x2+3
x3−4
x4…n
xn
2. Write a C program that prompts the user for a sequence of integers and the
program computes the summation of positive numbers and counts the
number of negative numbers in this sequence. The sequence is ended when
the user enter a value of 0. By using do … while.
3. Write a C program to use switch-statement. Let x be an integer denoted by a
user.
f(x)
{
3x2+1,if x ϵ {4,7,10 }
−9x+2, if xϵ {1,3,8}
8, if x =2
3x3, otherwise
4. Trace and Answer
a.
b.
c.
int i;
for(i=1;i<=20;i++)
{
if (i%3==0)
break;
}
printf(“%d”,i);
int count=0;
for(int i=1;i<=20;i++)
{
if (i%3==0)
continue;
count ++;
}
printf(“%d”,count);
int balance =100;
int consumed =0;
while(1)
{
if(balance<10)
break;
if(!(consumed %10))
continue;
balance=consumed;
printf(“The balance is %d”,balance);
}
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