Class Task1{
public static void main(String[] args){
int sum = 0;
for(int c = 2; c<11; c++)<br> sum+=c*c;
System.out.println(sum);
}
}class Task2{
public static void main(String[] args) throws java.io.IOException{
int c = 0, n = 0;
while((c = System.in.read())>47 && c<58)<br> n=n*10+c-48;
float exp = 1;
for(c = 2; c exp*=Math.sin(c);
System.out.println(exp);
}
}