#includeusing namespace std; int main() { int t; scanf("%d",&t); int s; if(t<=3500) { s=t; } else if(t<=3500+1500-45) { s=(t-105)*100/97; } else if(t<=8000-45-300) { s=(t-455)*10/9; }else if(t<=3500+9000-45-300-900) { s=(t+345-1600)*10/8; }else if(t<=3500+35000-45-300-900-(35000-9000)*0.25) { s=(t-1880)*100/75; } else if(t<=3500+55000-45-300-900-6500-6000) { s=(t-3805)*10/7; } else if(t<=3500+80000-8750-6000-6500-900-300-45) { s=(t-6730)*100/65; } else { s=(t-15080)*100/55; } printf("%d",s); return 0; }



