276期〓1,4,0,2〓T:09準(zhǔn)

277期〓0,1,2,3〓T:16準(zhǔn)

278期〓1,2,3,4〓T:28準(zhǔn)

279期〓3,0,1,2〓T:27準(zhǔn)

280期〓1,2,3,4〓T:00準(zhǔn)