Unlocking the Basics of C Programming: Essential Looping Exercises for Grade 10 and SEE Students

Unlocking the Basics of C Programming: Essential Looping Exercises for Grade 10 and SEE Students

(It carries 2 Marks)

1. (Specification Grid 2077) WAP to print the series with their sum. 1,2,3,4,….., up to 10th  terms. #include<stdio.h> int main() {             int x,sum=0;             for(x=1;x<=10;x++)             {                         printf("%d\n",x);                         sum=sum+x;             }             printf("sum=%d",sum);             return 0; }   2.  (SEE 2078) To display the first 10 odd numbers. #include<stdio.h> int main() {           int x,a=1;           for(x=1;x<=10;x++)           {             printf("%d\t",a);             a=a+2;           }           return 0; }

3. (SEE Promotion Grade Exam 2078) To display the series 2,4,6,8 upto 10th term. #include<stdio.h> int main() {           int x,a=2;           for(x=1;x<=10;x++)           {                    printf("%d\t",a);                    a=a+2;           }          return 0; }   4. (SEE 2079)  Write a program in C-language to display the series with their sum.  1,2,3,4,.....up to 10th term. #include<stdio.h> int main() {             int x, sum=0;             for(x=1;x<=10;x++)             {                         printf("%d\t",x);                         sum=sum+x;             }             printf("\nsum=%d",sum);          return 0; }

5. Pabson Pre-Board exam 2079 Write a program in ‘C’ language to display first 10 natural numbers.          Ans: #include <stdio.h> int main()  {    int i;    for (i = 1; i <= 10; i++) {       printf("%d ", i);    }       return 0; }   6. To display the first 10 natural numbers (1 to 10) horizontally. #include< stdio.h> int main() { int x; for(x=1;x<=10;x++) { printf("%d\t",x); } return 0; }

7. To display the numbers 10 to 1 reverse order in vertical form. #include< stdio.h> int main() { int x; for(x=1;x<=10;x++) { printf("%d\n",x); } return 0; }   8. To display the numeric series 1 3 5 7 9......49. #include<stdio.h> int main() { int x=1; do { printf("%d\n",x); x=x+2; }while(x<=50); return 0; }

9. To display the sum of first 10 natural numbers. #include<stdio.h> #include<conio.h> void main() { int x=1,s=0; while(x<=10) { s=s+x; x=x+1; } printf("sum=%d",s); getch(); }   10. Write a program in C language to display the first 10 odd numbers. #include<stdio.h> int main() {             int x,a=1;             for(x=1;x<=10;x++)             {                         printf("%d\t",a);                         a=a+2;             }        return 0; }

11, To display the series of even number upto 100. #include<stdio.h> int main() { int i; printf("The series of even number is"); for(i=2;i<=100;i=i+2) { printf("%d\t",i); } return 0; }   12. To display the series of number 4  16 36 64.......10th term.  #include<stdio.h> int main() { int i, a=2; for(i=1;i<=10;i++) { printf("%d\t",a*a); a=a+2; } return 0; }

13. To input any number and display its multiplication table. #include<stdio.h> int main() { int i, n; printf("Enter which number table\n"); scanf("%d",&n); for(i=1;i<=10;i++) { printf("%d\n",n*i); } return 0 }   14. WAP to display Fibonacci series upto 10 terms [ e.g. 1,1,2,3,5,8,13,21.......]. #include<stdio.h> int main() { int a=1,b=1,i; for(i=1;i<=5;i++) { printf("%d\t%d\t",a,b); a=a+b ; b=a+b; } return 0; }

15.  To display the series 1   11   111   1111 11111. #include<stdio.h> int main() { int x=1,a=1; while(x<=5) { printf("%d\t",a); a=a*10+1; x=x+1; } return 0; }   16.  To display the series 22222  2222   222  22  2 #include<stdio.h> int main() { int x=1; a=22222; while(x<=5) { printf("%d\t",a); a=(a-2)/10; x=x+1; } return 0; }

17. To display the series 5 10 15 20 ………50 #include<stdio.h> int main() {           int x;           for(x=5;x<=50;x=x+5)           {                    printf("%d\t",x);           }           return 0; }   18. WAP to print the numbers from 1 to 100 using a while loop. #include<stdio.h> int main() {             int x=1;             while(x<=100)             {                         printf("%d\t",x);                         x=x+1;             }             return 0; }

19. To display the first 20 even numbers. #include<stdio.h> int main() {           int x=1,a=2;           while(x<=20)           {                    printf("%d\t",a);                    a=a+2;                    x=x+1;           }           return 0; } 20. WAP to input any number and display its factorial number. Note: A factorial number is the product of all the positive integers less than or equal to a given number. For example, 5 = 5 x 4 x 3 x 2 x 1 = 120. #include<stdio.h> int main() {     int number, i;             long f = 1;     printf("Enter a non-negative integer: ");     scanf("%d", &number);         for (i = 1; i <= number; i++) {         f= f*i;     }     printf("The factorial of %d is %lld.\n", number, f);     return 0; }

21. WAP to check whether input number is prime or composite. #include <stdio.h> int main() {     int num, i, t=0;     printf("Enter any number: \n");     scanf("%d",&num);     for(i=2;i<=num-1;i++)     {             if(num%i==0)             t++;     }             if(t==0)             printf("prime no");             else             printf("composite no"); }   22. WAP to input any digit and display its sum. #include <stdio.h> int main() {     int num, sum = 0, digit;         printf("Enter a number: ");     scanf("%d", &num);         // Calculate the sum of the digits in the input number     while (num > 0) {         digit = num % 10;         sum= sum+digit;         num=num/10;     }      // Display the result     printf("The sum of the digits is %d.", sum);      return 0; }

23. WAP to find the reverse of an input digit. #include<stdio.h> int main() {             int num,r,s=0;             printf("Enter any number ");             scanf("%d",&num);             while(num!=0)             {                         r=num%10;                         s=s*10+r;                         num=num/10;             }             printf("Reverse number = %d",s);             return 0; }   24) C program to display 100,98,94,88,80,..... up to 10th terms #include <stdio.h> int main() {     int i,b=100,c=2;     for(i=0;i<10;i++)     {                         printf("%d\n",b);         b=b-c;         c=c+2;     }       return 0; }   25) C program to display 2,8,18,32,..... up to 10th terms #include <stdio.h> int main() {     int x,a;    for(x=1;x<=10;x++)     {              a=x*x*2;         printf("%d\n",a);     }           return 0; }   26) To display 1,2,4,8,16,..... up to 10th terms #include <stdio.h> int main() {    int x,a=1;    for(x=0;x<10;x++)     {         printf("%d\n",a);         a=a*2;     }            return 0; } 27) PABSON SEE PRE-QUALIFING EXAMINATION-2080 Write a program in 'C' language to input number and check whether it is a palindrome or not. #include<stdio.h> int main() { int n,r,t,a; printf("Enter any number:"); scanf("%d",&n); a=n; while (n>0) { r=n%10; t=t*10+r; n=n/10; } if(a==t) printf("number is palindrom"); else printf("number is not palindorm"); return 0; }

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