//1. #include<bits/stdc++.h> using namespace std; int main() { int n,s,d,q=0; cin>>n; for (int i=1;i<=n;i++) { cin>>s>>d; if (s>d) { q+=3; } else if(s==d) { q++; } } cout<<q; return 0; }

//2. #include<bits/stdc++.h> using namespace std; int main() { int t,a=0,s; cin>>s; for (int i=1;i<=0;i++) { t=sqrt(i); if(t*t!=i) continue; int g=i%10,q=i/10%10,b=i/100%10; if(gq||qb||gb) { a++; if (as) { cout<<i; return 0; } } } return 0; }

//3. #include<bits/stdc++.h> using namespace std; int main() { int n,x,s=110; cin>>n; for (int i=1;i<=n,i++) { cin>>x; if (x>s) { cout<<"y"<<endl; } else { cout<<"N"<<endl; } if (s>x) { s=x; } } return 0; }

//4. #include<bits/stdc++.h> using namespace std; int main() { int a; cin>>a; for (int i=n-1;i>=1;i--) { bool st=1; for (int j=2;j<=i/j;j++) { if (i%j==0) { st=0; } } if (st) { cout<<i; return 0; } } return 0; }

//6. #include<bits/stdc++.h> using namespace std; int main() { int n; cin>>n; for (int i=1;i<=n;i++) { for (int j=1;j<i;j++) cout<<" "; for (int j=1;j<=n;j++) cout<<"*"; cout<<endl; } return 0; }