#includestudio.hint main(){int n1=10,n2=30,n2=50,temp; printf(' before swapping \n n1=%d\n n2=%d\n n3=%d\n',n1,ne,ne);temp=n1;n1=n2;n2=n3;n3=temp;printf('after swapping \n n1=%d\n n2=%d\n n3=%d\n',n1,n2,n3);}