Dongwi is going to go to another school to see the festival. If only one school is allowed to go to play, and there are 4 boys' high schools and 3 girls' high schools, find the number of cases in which Dongwi go to play.
4 3 [OP_ADD]
var_a = 4
var_b = 3
var_c = var_a + var_b
print(int(var_c))