import math
if __name__ == "__main__":
    a,b = map(int,input().split())
    print(2*(a+b))
    print(a*b)

Program HCN;
Uses crt;
Var dai,rong,cv,dt: extended;
Begin
        Clrscr;
        Write('Nhap chieu dai: '); Readln(dai);
        Write('Nhap chieu rong: '); Readln(rong);
        cv:=(dai+rong)*2;
        dt:=dai*rong;
        Writeln('Chu vi: ',cv:0:2);
        Write('Dien tich: ',dt:0:2);
        Readln
End.