Program If di c++

#include <iostream> using namespace std; int main(){     cout <<"\n\t\t\t  PROGRAM PERHITUNGAN NILAI";     cout <<"\n\t\t\t============================";     cout <<"\n\t\t\t----------------------------";     cout <<endl<<endl;     string nama,kelas;     int uts,uas,quiz,rata_rata;     cout <<"\n\t\t\tNAMA:";getline(cin,nama);     cin.ignore();     cout <<"\n\t\t\tKELAS:";getline(cin,kelas);     cout <<"\n\t\t\tNILAI UTS:";cin>>uts;     cout<<"\n\t\t\tNILAI UAS:";cin>>uas;     cout <<"\n\t\t\tNILAI QUIZ:";cin>>quiz;     rata_rata=(uts+uas+quiz)/3;     cout<<"\n\t\t\tRATA - RATA:"<<rata_rata;     cout<<endl<<endl;         if (rata_rata > 80){         cout <<"\n...