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tim mot so tu nhien biet neu viet them mot chu so 0 vao tan cung ben phai so do ta duoc so moi hon so phai tim 2574 don vi . so do la
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tim 1 so tu nhien biet neu viet them 1 chu so 0 vao tan cung ben phai so do ta duoc so moi lon hon so phai tim 2574 don vi .so do la
cho 2so tu nhien co2 chu so neu viet them 2chu so ben phai vao so do thi ta duoc so moi lon hon so cu la1188
tim 1 so tu nhien biet neu viet them 1 chu so 0 vao tan cung ben phai so do ta duoc so moi hon so phai tim 2574 don vi
cho mot so co hai chu so neu viet them 15 vao ben phai so do thi duoc so moi hon so da cho 2094 don vi tim so do
1.tim 1 so biet neu viet them vao ben phai so do co 1 chu so 6 thi ta duoc 1 so moi hon so da cho la 888 don vi
2.cho 1 so co 2 chu so biet neu viet them 1 chu so n vao ca dang truoc va dang sau so do thi ta duoc 1 so moi co 4 chu so . So moi gap 21 lan so da cho . Tim so da cho va so n viet them
Cho môt sô neu viet them chu so 0 vao ben phai so do thi duoc so moi hon so da cho 423 don vi tim so da cho
Cho 1 so co 2 chu so , neu viet them 15 vao ben phai so do thi duoc so moi hon so da cho 2094 don vi . tim so do ?