fortran 77 fortran 77 fortran 77 fortran 77 fortran 77 fortran 77
fortran 77 fortran 77 fortran 77 fortran 77 fortran 77 fortran 77
fortran 77 fortran 77 fortran 77 fortran 77 fortran 77 fortran 77
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FORTRAN <strong>77</strong><br />
Input - Output<br />
FORTRAN <strong>77</strong><br />
Esempio 2 [1/3]<br />
READ ({#unità},{#FORMAT}) {variabili}<br />
WRITE ({#unità},{#FORMAT}) {variabili}<br />
es: READ(*,*)I,J READ*,I,J<br />
es: READ(*,10)I,J<br />
10 FORMAT(I5,I6)<br />
es: WRITE(*,*)I,J PRINT*,I,J<br />
es: WRITE(*,*)’riga=‘,I,’colonna=‘,J<br />
es: WRITE(*,10)I,J<br />
10 FORMAT(‘riga=’,I5,2X,‘colonna=’,I6)<br />
PROGRAM ORD<br />
PARAMETER (N=10)<br />
REAL X(N),XCOPY(N),TEMP<br />
C<br />
C ORDINAMENTO CRESCENTE VETTORE X (N ELEMENTI)<br />
C<br />
C<br />
inserimento vettore:<br />
WRITE(*,*) ‘INSERIRE’,N,’ELEMENTI’<br />
DO 10 I=1,N<br />
READ(*,*) X(I)<br />
XCOPY(I)=X(I)<br />
10 CONTINUE<br />
FORTRAN <strong>77</strong><br />
Esempio 2 [2/3]<br />
FORTRAN <strong>77</strong><br />
Esempio 2 [3/3]<br />
C<br />
ordinamento vettore:<br />
DO 30 I=1,N-1<br />
MIN=I<br />
DO 20 J=I+1,N<br />
IF (X(J).LT.X(MIN)) MIN=J<br />
20 CONTINUE<br />
IF (MIN.GT.I) THEN<br />
TEMP=X(MIN)<br />
X(MIN)=X(I)<br />
X(I)=TEMP<br />
ENDIF<br />
30 CONTINUE<br />
C<br />
stampa vettori:<br />
WRITE(*,*) ‘VETTORE INSERITO’<br />
DO 40 I=1,N<br />
WRITE(*,*) XCOPY(I)<br />
40 CONTINUE<br />
WRITE(*,*) ‘VETTORE ORDINATO’<br />
DO 50 I=1,N<br />
WRITE(*,*) X(I)<br />
50 CONTINUE<br />
STOP<br />
END<br />
5