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BI TP
Cu 1: Vit chng trnh tm tt c cc s nguyn t khng ln hn N , xut slng
C ca cc s nguyn t.Cu 2: Vit chng tm tt c cc c s nguyn t ca N. Xut
cc c snguyn t ca N trn cng mt dng, cc s cch nhau ng mt khong
trng.Cu 3: Vit chng trnh tnh S l tng ccch s caN. Xut gi tr ca S.Cu
4: Vit chng trnh thc tnh kt qu ca biu thc an du S vi:
2 2 2( 1) ( 2) ...1S N N N
Cu 5: Vit chng tm c s chung ln nht U v bi s chung nh nht B ca 2s
M, N. Xut gi tr ca U v B.Cu 6: Vit chng trnh kim tra iu kin l 3 cnh
ca 1 tam gic ca A, B, C .
Nu ng, tnh din tch S ca tam gic, kt qu lm trn n 2 ch s thp
phn.
Ngc li, tm gi tr nh nht MIN ca 3s A, B, C. Xut gi tr ca S hoc
MIN.Cu 7: Vit chng gii phng trnh 02 CBxAx trong trng hpnghim thc,
kt qu lm trn n 1 ch s thp phn. Xut thng bo v cc gitr nghim nu c.Cu
8: Vit chng trnh tm tt c cc s hon ho khng ln hn N. Bit: X l 1s hon
honu X bng tng cc c s ca n, khng k X. Xut danh sch ccs hon ho nu c
v gi tr C l s lng cc s hon ho tm c.Cu 9: Vit chng trnh tm tt c cc s
nguyn t nm trong on NM, . Xutdanh sch cc s nguyn t, mi s cch nhau
bi 1 khong trng.
Cu 10: Vit chng trnh tnh kt qu ca biu thc an du S vi:2222...321
NS
Cu 11: Vit chng tm gi tr ln nht MAX ca ma trn A v tng SC ca
ccphn t trn ng cho chnh. Xut gi tr ca MAX v SC, mi gi tr trn
mtdng.Cu 12: Vit chng tm gi tr ln nht MAX v v tr u tin POS ca
MAXtrong dy s K.Xut gi tr ca MAX v POS, mi gi tr trn 1 dng.Cu 13:
Vit chng trnh tm gi tr ln nht MAXC trn ng cho chnh vgi tr nh nht
MINP trn ng cho ph ca ma trn A.Xut gi tr ca MAXCv MINP, mi gi tr
trn 1 dng.Cu 14: Vit chng trnh m s phn t dngC v tnh trung bnh cng
AVEca dy s K, AVE lm trn ti 2 s sau du chm thp phn. Xut gi tr ca Cv
AVE, mi gi tr trn mtdng.Cu 15: Vit chng trnh tm ma trn B l ma trn
tch ca A nhn vi A . Xutma trn B.
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Cu 16: Vit chng trnh tm gi tr nh nht MIN v v tr cuicng POS caMIN
trong dy s K.Xutgi tr ca MINv POS, mi gi tr trn 1 dng.Cu 17: Vit
chng tm ma trn B l ma trn chuyn vcaA. Xut ma trn B.Cu 18: Vit chng
m s phn tm C. Nu C > 0 th tnh trung bnh cngAVE ca cc phn t m
trong dy s K, AVE lm trn ti 2 s sau du chm thp
phn. Xut gi tr ca C v AVEnu C > 0, mi gi tr trn mtdng.Cu 19:
Vit chng sp xp dy K theo th t tng dn. Xut dy s K sau khi sp xp, mi
phn t cch nhau ng 1 khong trng.Cu 20: Vit chng m s phn t dng C ca
dy K. Nu C > 0 th tm gi trdng nh nht MIN. Xut gi tr ca C v MIN
nu C > 0, mi gi tr trn 1dng.Cu 21: Vit chng trnh thc hin cc yu
cu sau:
-Nhp: xu k t S c khng qu 200 k t.- X l:
+ Loi b cc k t khng phi k t ch v khong trng khi S.+ Sau , m s t
C ca S. Bit: tl mt nhm cc k t lin tip khc
khong trng.- Xut: gi tr ca C.V d:nu S = Cong1 nghe2 34 tho@ng
tin5 th S c C = 4 t l
Cong, nghe, thong,
tin.------------------------------------------------------------------------
Cu 22: Vit chng trnh thc hin cc yu cu sau:-Nhp: xu k t S c khng
qu200 k t.- X l:+ Loi b cc k t khng phi k t ch v khong trng khi S.+
Sau , chuyn thnh xu k t X l dng Title Caseca S.- Xut: xu k t X.V d:
Nu S = Khoa1 Cong nghe thong@ tin th X = Khoa Cong Nghe
Thong
Tin.------------------------------------------------------------------------
Cu 23: Vit chng trnh thc hin cc yu cu sau:-Nhp: xu k t S c khng
qu 50 k t l h tn Vit Nam ca 1 ngi,
trong c mt s k t g nhm (khng phi k t ch v g tha khong trng).
- X l:+ Loi b cc k t khng phi k t ch v khong trng khi S.+ Sau ,
tm xu k t X l tnca ngi .- Xut: xu k t X.V d: Nu S = Nguyen1 Van234
A5n67h th X = Anh.
------------------------------------------------------------------------
Cu 24: Vit chng trnh thc hin cc yu cu sau:
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-Nhp: xu k t S c khng qu 200 k t.- X l:+ Loi b cc k t khng phi k
t ch v khong trng khi S.+ Sau , chuyn thnh xu k t X l dng xu chun
ca S. Bit: xu
chun l 1 xu k t m khng c 2 khong trng lin tip, bt u v kt thckhng
phi l khong trng.
- Xut: xu k t X.V d: Nu S = Co@ng1 nghe2 34 th$ong tin5 th X
=Cong nghe
thong
tin.------------------------------------------------------------------------
Cu 25: Vit chng trnh thc hin cc yu cu sau:-Nhp: xu k t S c khng
qu 200 k t.- X l:+ Loi b cc k t khngphi k t ch khi S c xu X.
+ Sau , kim tra xem X c phi l mt xu ghp. Bit: xu ghpl 1 xuk t c
to thnh bng cch vit lin tip K ln (K > 1) 1 xu c di ngnhn.
- Xut: xu k t Xv gi tr ln nht ca K nu X l xu ghp.V d: Nu S =
AB@1 A2 BA B$ A5B th X = ABABABABv K =
4.------------------------------------------------------------------------
Cu 26: Vit chng trnh thc hin cc yu cu sau:-Nhp: xu k t S c khng
qu 200 k t.- X l:+ Loi b cc k t khng phi k t ch v khong trng khi
S.+ Sau , tm MAX l s k t ca t di nht trong xu S. Bit: tl mt
nhm cc k t lin tip khc khong trng.- Xut: gi tr ca MAX.V d: nu S
= Cong1 nghe2 34 tho@ng tin5 th t di nht l thong
c s k t l MAX
=5.------------------------------------------------------------------------
Cu 27: Vit chng trnh thc hin cc yu cu sau:-Nhp: xu k t S c khng
qu 200 k t.
- X l:+ Loi b cc k t khng phi k t ch v khong trng khi S.+ Sau ,
chuyn thnh xu k t X l dng tOGGLE cASEca S.- Xut: xu k t X.V d: Nu S
= Khoa1 Cong nghe thong@ tin th X = kHOA cONG
NGHE tHONG
tIN.------------------------------------------------------------------------
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Cu 28: Vit chng trnh thc hin cc yu cu sau:-Nhp: xu k t S c khng
qu 50 k t l h tn Vit Nam ca 1 ngi,
trong c mt s k t g nhm (khng phi k t ch v g tha khong trng).- X
l:+ Loi b cc k t khng phi k t ch v khong trng khi S.+ Sau , tm xu k
t X l hca ngi .- Xut: xu k t X.V d: Nu S = Nguyen1 Van234 A5n67h th
X = Nguyen.
------------------------------------------------------------------------
Cu 29: Vit chng trnh thc hin cc yu cu sau:
-Nhpxu k t S c khng qu 200 k t.- X l:+ Loi b cc k t khng phi k t
ch v khong trng khi S.+ Sau , chuyn thnh xu k t X l dng cu chun ca
S. Bit: cu
chun l 1 xu k t m khng c 2 khong trng lin tip, bt u v kt thckhng
phi l khong trng, k t bt u l k t ch HOA.
- Xut: xu k t X.V d: Nu S = co@ng1 nghe2 34 th$ong tin5 th X =
Cong nghe
thong
tin.------------------------------------------------------------------------
Cu 30: Vit chng trnh thc hin cc yu cu sau:-Nhp: xu k t S c khng
qu 200 k t.- X l:+ Loi b cc k t khngphi k t ch khi S c xu X.+ Sau ,
kim tra xem X c phi l mt xu ghp. Bit: xu ghpl 1 xu
k t c to thnh bng cch vit lin tip K ln (K > 1) 1 xu c di
ngnhn.
- Xut: xu k t Xv kt lun.V d: Nu S = AB@1 A2 BA B$ A5B th X =
ABABABABl xu
ghp.
