n:=5;
n1:=10;
n2:=20;
n3:=30;
atan((MA(C,n)/ref(MA(C,n),1)-1)*100)*57.3>10 and atan((MA(C,n1)/ref(MA(C,n1),1)-1)*100)*57.3>10 and atan((MA(C,n2)/ref(MA(C,n2),1)-1)*100)*57.3>10 and atan((MA(C,n3)/ref(MA(C,n3),1)-1)*100)*57.3>10;
n:=5;
n1:=10;
n2:=20;
n3:=30;
atan((MA(C,n)/ref(MA(C,n),1)-1)*100)*57.3>10 and atan((MA(C,n1)/ref(MA(C,n1),1)-1)*100)*57.3>10 and atan((MA(C,n2)/ref(MA(C,n2),1)-1)*100)*57.3>10 and atan((MA(C,n3)/ref(MA(C,n3),1)-1)*100)*57.3>10;