Question

se considera sirul 1,2,3,1,2,3..Afisati primii n termeni impreuna cu suma lor c++

Answer 1

Răspuns:

using namespace std;

#include <iostream>

#include <stdlib.h>

#include <math.h>

int main() {

int s,x,n,i;

x=1;

s=0;

 

cout<<"Numarul de termeni ";

cin>>n;

 

cout<<"Termenii \n";

 

for(i=1;i<=n;i++){

 if (x==1) {

  cout<<x<<" ";

  s=s+1;

  x=x+1;

 }    

 else

  if (x==2) {

   cout<<x<<" ";

   s=s+2;

   x=x+1;

  }        

  else    

   if (x==3) {

    cout<<x<<" ";

    s=s+3;

    x=1;

   };    

}  

cout<<"Suma "<<s;

}