Eunji got on the train in 10th place. 11 more people got on the train following Eunji, and then Yuna got on the train. When did Yuna get on the train? Answer in ordinal number.
10 11 [OP_ADD] 1 [OP_ADD]
var_a = 10
var_b = 11
var_c = var_a + var_b
var_d = 1
var_e = var_c + var_d
print(int(var_e))