Write a program that determine the value of following series up-to n. 1+x+x 2 +x 3 +x 4 +………………………+x n  #include <stdio.h>  int  main() { int x,n,ln,tn,psum=0,sum=0; //clrscr(); printf("\n enter x and power n"); scanf("%d%d",&x,&ln); sum=1; n=1; do { psum=1; for(tn=1;tn<=n;…

The numbers in the sequence 1           1           2           3           5           8           13         21         …………………….. are called Fibonacci numbers. After the first two numbers in the series, each number is the sum of the two preceding numbers. source file name:  Fibnums.C #include<stdio.h&…

source file name: UpperLower.C   void main() { char ch; clrscr(); printf("\n Upper case letters\n "); ch=65; while(ch<=90) { printf(" %c ",ch); ch++; } printf("\n Lower case letters\n "); ch=97; while(ch<=122) { printf(" %c ",ch); ch++; } getch(); } output:

program:   Write a program that determines persistence value of given number. Input 2 digit positive integer number through keyboard. e.g. persistence value of 49 is 3. 49,4*9=36, 3*6=18 , 1*8=1. e.g. persistence value of 77 is 4. 77,7*7=49, 4*9=36, 3*6=18 , 1*8=1. source file name: persitval.C void main() { int n,d1,…

source file name: gcdlcm.C  #include<stdio.h> void main() { int a,b,t; int gcd,lcm; clrscr(); printf("\n enter two numbers(first no less than second no) : "); scanf("%d%d",&a,&b); t=a; while(a>1) { if(a%t==0 && b%t==0) { gcd=t; break; } else t--; } lcm=a*b/gcd; printf(&quo…

source file name: primeno.C void main() { int n,m=0; int d,op=0; clrscr(); printf("\n enter any no:"); scanf("%d",&n); m=n/2; d=2; while(d<=m) { if(n%d==0) { printf("\n given no is not Prime no"); op=1; break; } else d++; } if(op==0) printf("\n given no is Prime no "); g…

Write a program to calculate overtime pay of 10 employees. Overtime is paid at the rate of Rs. 120.00 per hour for every hour worked above 40 hours. Assume that employees do not work for fractional part of an hour. source file name:  empot.C void main() { int twh,oth; int emp; int otamt; clrscr(); emp=1; while(emp&l…

source file name:  While6.C   void main() { long n; int d,sum=0; clrscr(); printf(" enter any no: \n"); scanf("%ld",&n); while(n>0) { d=n%10; sum=sum+d; n=n/10; } printf("\n  sum of digit= %d ",sum); getch(); } output: 1. enter any no: 12345 sum of digit=15  2. enter any no: 123456…

source file name: While4.C   void main() { int n; int sq,c; clrscr(); printf(" square and cube numbers between 1 to 25 "); n=1; while(n<=25) { sq=n*n; c=n*n*n; printf("\n %d %d %d ",n,sq,c); n++; } getch(); } output:

source file name: While3.C #include<stdio.h>  int  main() { int n; int sum=0; //clrscr(); n=1;       // start while(n<=100)      // end { sum=sum+n; n++;      // interval } printf("\n sum:  %d ",sum);    // body //getch(); return 0; } output: sum: 5050

source file name: While1.C void main() { int n; clrscr(); printf(" To display numbers 1 to to 10: "); n=1;       // start while(n<=10)      // end { printf("\n  %d ",n);    // body n++;      // interval } getch(); } output:

souce code: divisible7.c #include<stdio.h> void main() { int n,sum=0; clrscr(); n=100; printf(" numbers divisble by 7 from 100 to 200 : \n "); while(n<200) { if(n%7==0) { printf(" %d ",n); sum=sum+n; } n++; } printf(" \n sum =%d ",sum); getch(); } output:

#include<stdio.h> #include<conio.h> int main() { int n,d; //clrscr(); printf("\n\tEnter any number"); scanf("%d",&n); d=2; while(d<n) { if(n%d==0) { printf("\tGiven no is not prime number"); break; } else d++; } if(n==d) print…

#include<stdio.h> #include<conio.h> int  main() { int n,tn; //clrscr(); printf("\n\tEnter table no"); scanf("%d",&tn); n=1; while(n<=10) { printf("%d ",tn*n); n=n+1; } //getch(); return 0; } Output: Enter table no:  7 7 14 21 28 35 42 4…