/*~~~~~~~~~~INPUTS~~~~~~~~~~~~~ first three inputs include first three terms of AP or GP Fourth input includes Number of terms ~~~~~~~~~~~~~~~ It will tell you Sum of that series (AP or GP) AP stands for arthemetic progression And GP for Geometric progression ................... ........ Aim of the code : It will output sum of n terms of Ap/Gp ______________________________________________________ _____________________________________________________*/ #include #include #include using namespace std; int ap(int a1,int b1 ,int c1,int n1 ); //prototypes..... int gp(int a2 ,int b2 ,int c2 ,int n2); int main() { int a ; //Fitst term int b ; //Second term int c ; //Third term int n ; //number of terms cin>>a >>b>>c ; //Give input of three terms ,nth term if((b-a)==(c-b)) { //Ap....... cin>>n; //Number of terms ap(a,b,c,n); exit(0); } if((b/a)==(c/b)){ //Gp..... cin>>n;//Number of terms gp(a,b,c,n); exit(0); } else cout<<"Give Valid input \n"; return 0; } //For Ap~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ int ap(int a1,int b1,int c1,int n1){ cout<<"Its a A.P \n \n \n"; int d= (b1-a1); //Common difference ............ int sum=(2*a1)+((n1-1)*d); float z = (float)n1/2 ; sum= sum*(z); cout<<"Sum of "<

Ap_Gp