Question

từ 1 đến 200 xuất hiện bao nhiêu chữ số 1?

Answer 1

tick tớ nhé 

có 136 số 1 

Answer 2

136

Answer 3

tick tớ đi tớ tick lại cho 

Answer 4

bai thi .....................kho..........................kho..............troi.................thilanh.............................ret..................wa.........................dau................wa......................tich....................ung.....................ho.....................cho............do.................lanh

Answer 5

bai thi .....................kho..........................kho..............troi.................thilanh.............................ret..................wa.........................dau................wa......................tich....................ung.....................ho.....................cho............do.................lanh