labs_2007.pdf

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Universitatea Tehnica a Moldovei Catedra Sisteme Optoelectronice

PROGRAMARE Lucrari de laborator

pentru studentii grupelor IMT-071.., SOE-071.. sectia de zi. a/u. 2007-2008

Elaborat lector superior Sergiu G. Istrati

Semestrul I 1. Programe liniare in C++ (indrumar N1216, pagi.5) 2. 2.1 Programe ramificate in C++ (indrumar N1216, pagi.6) 2.2 Programe ramificate in C++ (indrumar N892, pagi.18) 3. 3.1 Prelucrarea masivelor unidimensionale in C++ (indrumar N1216, pagi.9) 3.2 Prelucrarea masivelor unidimensionale in C++ (indrumar N1216, pagi.12) 4. 4.1 Prelucrarea masivelor bidimensionale in C++ (indrumar N1216, pagi.15) 4.2 Prelucrarea masivelor bidimensionale in C++ (indrumar N1216, pagi.17) 5. 5.1 Prelucrarea caracterelor in C++ ((indrumar N1216, pagi.25) 5.2 Prelucrarea sirurilor de caractere in C++ (indrumar N1216, pagi.27) Semestrul II 6. Structuri in C++ (indrumar N1216, pagi.30) 7. Functii in C++ (indrumar N1216, pagi.37) 8. Fisiere in C++ (indrumar N1216, pagi.42) 9. Meniuri in C++ (indrumar N1219, pagi.5) 10. Programe liniare si ramificate in C++Builder 11.Componente VCL. C++Builder Indrumarele metodice in biblioteca facultatii: N 891 - Ciclu de prelegeri la disciplina Programare. Limbajul Pascal. N 1244 - Ciclu de prelegeri la disciplina Programare. Limbajul C. N 1216 - Îndrumar metodic privind îndeplinirea lucrărilor de laborator. N 892 - Îndrumar metodic privind îndeplinirea lucrărilor individuale. N 1219 - Îndrumar metodic privind îndeplinirea lucrării de curs.

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Lucrarea de laborator nr. 1. Tema: “Programe liniare in C++” De calculat valoarea expresiei: Nr. var

Formula de calcul A=

1

A=|x y / x −3 y / x | ;

2 3 4 5 6 7

2 cos( x − pi / 6) 1 / 2 + sin 2 y

z2 ; B=1+ 3 + z2 /5 y − z /( y − x) f=(y-x) 1 + ( y − x) 2

x2 x3 x4 + + ; e=x(sinx 3 + cos 2 y ) 2 3 4 − bt Y=e sin( at + b) − | bt + a | ; s=bsin(at 2 cos 2t ) − 1 S=1+x+

W= x 2 + b − b 2 sin 3 ( x + a ) / x ; y=cos 2 x 3 − x / a 2 + b 2 bx 2 − a S=x tg ( x + b) + a / x + b ; Q= ax ; e −1 R=x 2 ( x + 1) / b − sin 2 ( x + a ) ; s= xb / a + cos 2 ( x + b) 3 3

2

2

x2 + cos( x + b) 3 a 3 F= m * tg (t )+ | c * sin( t ) | ; z=m cos( bt*sin(t) )+c Y=sin 3 ( x 2 + a) 2 − x / b ; z=

8 9

a ; d=a e − a cos(bx / a ) sin ( x / a)

10

Y=b tg 2 x −

11

F=ln(a+x 2 ) sin 2 ( x / b) ; z=e −cx

12 13 14 15 16

Y=

2

x+ x+a x− | x−b|

a 2 x + b − x cos(a + b) x ; r= x 2 + b − b 2 sin 3 ( x + a ) / x x +1

Z= ax sin 2 x + e −2 x ( x + b) ; w=cos 2 x 3 − x / a 2 + b 2 a 2 x + e − x cos bx ; f=e 2 x ln( a + x) − b 3 x ln( b − x ) −x bx − e sin bx + 1 sin x Z= − cm ln mx ; s=e − ax x + 1 + e − bx x + 1.5 2 2 1 + m sin x U=

C=ln (x+7

1.5 cos 2 x |x+a| ) ; D= 3tgx | x+b|

Exemplu de program: De calculat valoarea expresiei: C=ln (x+7

1.5 cos 2 x |x+a| ; ) ; D= 3tgx | x+b|

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#include void main (void) { int x,a,b; float c,d; clrscr(); printf("Culegeti valorile x,a,b:\n"); scanf("%d%d%d",&x,&a,&b); c=log(x+7*sqrt(abs(x+a)/abs(x+b))); d=1.5*pow(cos(x),2)/3*tan(x); printf("Rezultatul: c=%f d=%f",c,d); getch();}

Lucrarea de laborator nr. 2 Tema: “Programe ramificate” Problema 1. De calculat valoarea funcţiei, în dependenţă de condiţie: Nr. var. 1

2

3

4

5

6

Funcţia

Condiţia

at 2 ln t    Y= 1   at cos  bt  e πx 2 − 7 x 2    Y= ax 3 + 7 x    ln( x + 7 x ) ax 2 + bx + c    W= a / x + x 2 + 1    2 (a + bx ) / x + 1 πx 2 − 7 / x 2   3  Q= ax + 7 x    ln( x + 7 | x + a | ) 1.5 cos 2 x    1.8ax  Y=   2 ( x − 2) + 6 3tgx    x3 x − a    W=  x sin ax  e − ax cos ax   

1≤ t ≤ 2 t2

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