1 integer m 2 n = m 3 end 4 subroutine big 5 integer a_very_long_variable_name, another_very_long_variable_name 6 integer a_long_variable_name, another_long_variable_name 7 integer a_variable_name, another_variable_name 8 real u, v, w, x, y, z 9 end 10