#include<iostream> #include<cstdio> #include<cstring> #include<cmath> using namespace std; int sum; int poki(int x,int y){ for(int i=x;i<=y;i++){ sum+=i; } return sum; } int main(){ int o,p,i; o=poki(1,10); p=poki(20,30); i=poki(35,45); cout<<o<<endl<<p<<endl<<i<<endl; return 0; }