[求助] 求救，关于毕设，请问下面的程序输入输出分别是什么？...

PROGRAM MAIN
        REAL N1,N2,N3
        OPEN(3,FILE='透过.TXT')
        OPEN(5,FILE='反射.TXT')
        WRITE (*,*) '输入入射角余弦'
        READ*,CC0
        WRITE(*,*) '输入传输路径上依次三种介质的折射率'
        READ*,N1,N2,N3 
        PRINT*,'输入光子数目'
        READ*,N


        G=1.159E-2
        W0=0.9 !反照率
        SL=W0   
        SA=1.0-SL


    ZH=0.01 
        QET=2.261959E-1

                
DO 10        ROU=20,300,20         
       H=ZH*QET*ROU         !光学厚度
           
        CALL MCSUB(SA,SL,G,H,CC0,N,N1,N2,N3,TS,TT,RR)

        WRITE (*,*) H,CC0,TS,TT,RR
        WRITE (3,*) H,CC0,TT
        WRITE (5,*) H,CC0,RR
        
        

10 CONTINUE

        CLOSE(3)
        CLOSE(5)
        CLOSE(7)
        STOP

END PROGRAM MAIN


!==================================================!====================================================
SUBROUTINE MCSUB(SA,SL,G,H,CC0,N,N1,N2,N3,TS,TT,RR)
        INTEGER,PARAMETER::M=90
        REAL,DIMENSION(2*M):: INTENSITY
        REAL N1,N2,N3
        REAL SA,SL,G,H,CC0
        REAL TT,TS,RR
        REAL SUMT,SUMR,R

        W0=1.E-10
        PAI=3.1415926
        ST=SA+SL
        SUMT=0.0
        SUMR=0.0
        DSITA=PAI/(2.*M)
        
        K1=3
        K2=5
        K3=11
        K4=17
        K5=21

        IF(N1.EQ.N2 .AND. N2.EQ.N3)THEN
                SS=SL
        ELSE
                SS=ST
        ENDIF

LOOP1: DO J=1,N                                                
                ! 源抽样
                TEMPUI=CC0
                CALL RFRENEL(N1,N1,N2,TEMPUI,CC,R)
                WE=1.0-R
                SC=SQRT(1.-CC*CC)
                CF=1.0                                        
                SF=0.0                                                
                X=0.0;        Y=0.0 ;        Z=0.0
        

                RI=RAN(K1)
                DO WHILE(RI.EQ.1.0)
                        RI=RAN(K1)
                END DO
                T=-ALOG(RI)/SS                 
                Z=T*CC;        X=T*SC

                IF(Z.GT.H) CYCLE LOOP1

100                DO WHILE(Z.GT.0.0 .AND. Z.LT.H)

                        ! 散射方向抽样
                        ! 产生新的方向余弦
                        R1=RAN(K2)
                        IF (G.EQ.0.0) THEN
                                C=2*R1-1                 
                          ELSE                                  
                                C=(1.+G*G-((1.-G*G)/(1.-G+2.*G*R1))**2)/(2.*G)
                        END IF
                                           
                        AC=SQRT(ABS(1.-C*C))
                        R1=RAN(K3)
                        F=2.*PAI*R1                                
                        U1=AC*COS(F)                        
                        V1=AC*SIN(F)                        
                        W1=C
                        B=V1*CC+W1*SC
                        U=U1*SF+CF*B                         
                        V=-U1*CF+SF*B                        
                        W=-V1*SC+W1*CC
                        
                        WE=WE*EXP(-SA*T)        

                        IF (WE.LE.W0) CYCLE LOOP1 


                        UI=W
                        CALL RFRENEL(N1,N2,N3,UI,UT,R)
                        IF (W.LT.0.0) THEN
                                PRO=Z/(-W)
                                REW=EXP(-ST*PRO)
                                PROR=(1.0-R)*WE*REW                         
                                SUMR=SUMR+PROR
                                ! 记录光子......
                                SITAT=ACOS(UT)
                                IF(ABS(SITAT-PAI).LT.1E-6)THEN
                                        INDEX=2*M
                                ELSE
                                        INDEX=INT(SITAT/DSITA+1)
                                ENDIF
                                INTENSITY(INDEX)=INTENSITY(INDEX)+PROR
                                
                        ELSE IF(W.GT.0.0) THEN
                                TRO=(H-Z)/W
                                TEW=EXP(-ST*TRO)
                                PROT=(1.0-R)*WE*TEW
                                SUMT=SUMT+PROT
                                ! 记录光子......
                                SITAT=ACOS(UT)
                                IF(ABS(SITAT-PAI/2).LT.1E-6)THEN
                                        INDEX=M
                                ELSE 
                                        INDEX=INT(SITAT/DSITA+1)
                                ENDIF
                                INTENSITY(INDEX)=INTENSITY(INDEX)+PROT

                        END IF

                        ! 下一状态的初始化.
                        RI=RAN(K4)                                        
                        T=-ALOG(RI)/SS
                        XF=T*U;        YF=T*V;        ZF=T*W
                        X=X+XF;        Y=Y+YF;        Z=Z+ZF
                        CC=W
                        SC=SQRT(ABS(1.-CC*CC))
                        IF(SC.EQ.0.0) THEN
                        ELSE
                                CF=U/SC
                                SF=V/SC
                        END IF
                END DO
                
                IF(N1.EQ.N2 .OR. N2.EQ.N3) CYCLE LOOP1                        
                IF(CC.LT.0.0) THEN
                        S1=Z/CC
                ELSE IF(CC.GT.0.0) THEN
                        S1=(Z-H)/CC
                ENDIF
                XF=S1*U;  YF=S1*V;  ZF=S1*W
                X=X-XF;   Y=Y-YF;   Z=Z-ZF

                CC=-CC
                XF=S1*U;         YF=S1*V;  ZF=S1*CC
                X=X+XF;         Y=Y+YF;        Z=Z+ZF
                T=S1
                WE=WE*R
                                
                GOTO 100
        
        END DO LOOP1


        T0=EXP(-ST*H/CC0)         
        TS=SUMT/N
        TT=TS+T0                  !总透过
        RR=SUMR/N
        RETURN
END SUBROUTINE MCSUB


SUBROUTINE RFRENEL(N1,N2,N3,UI,UT,R)
        REAL N1,N2,N3 
        REAL R,UI,UT
        REAL UC
        INTEGER P


        IF(UI .LT. 0.0) THEN
                RNI=N2
                RNT=N1
                P=-1
                ELSE IF(UI .GT. 0.0) THEN
                RNI=N2
                RNT=N3
                P=1
        END IF


        IF(RNI.EQ.RNT) THEN
                R=0.0
                UT=UI
                RETURN
        ENDIF
        TEMPU=RNT/RNI

        IF(RNT.GE.RNI) THEN
                UC=0.0
        ELSE

                UC=SQRT(1-TEMPU*TEMPU)
        ENDIF

        IF(P*UI.GT.UC)THEN

                S=1.0-UI*UI
                UT=P*SQRT(1.0-S/(TEMPU*TEMPU))

                S1=RNT*UI-RNI*UT
                S2=RNT*UI+RNI*UT
                S3=RNI*UI-RNT*UT
                   S4=RNI*UI+RNT*UT
                R=0.5*S1*S1/(S2*S2)+0.5*S3*S3/(S4*S4)
                UI=-UI
        ELSE 

                R=1.0
                UT=0.0
                UI=-UI
        ENDIF        
        
        RETURN
END SUBROUTINE RFRENEL



!****************************************************************!******************************************************************
!产生随机数
FUNCTION RAN(IX)
        M=2**25
        RM=FLOAT(M)
        IX=13*IX+7
70        IF(IX.LE.M) GOTO 17
        IX=IX-M
        GOTO 70
17        RAN=FLOAT(IX)/RM
        RETURN
END FUNCTION RAN
PROGRAM MAIN
        REAL N1,N2,N3
        OPEN(3,FILE='透过.TXT')
        OPEN(5,FILE='反射.TXT')
        WRITE (*,*) '输入入射角余弦'
        READ*,CC0
        WRITE(*,*) '输入传输路径上依次三种介质的折射率'
        READ*,N1,N2,N3 
        PRINT*,'输入光子数目'
        READ*,N


        G=1.159E-2
        W0=0.9 !反照率
        SL=W0   
        SA=1.0-SL


    ZH=0.01 
        QET=2.261959E-1

                
DO 10        ROU=20,300,20         
       H=ZH*QET*ROU         !光学厚度
           
        CALL MCSUB(SA,SL,G,H,CC0,N,N1,N2,N3,TS,TT,RR)

        WRITE (*,*) H,CC0,TS,TT,RR
        WRITE (3,*) H,CC0,TT
        WRITE (5,*) H,CC0,RR
        
        

10 CONTINUE

        CLOSE(3)
        CLOSE(5)
        CLOSE(7)
        STOP

END PROGRAM MAIN


!==================================================!====================================================
SUBROUTINE MCSUB(SA,SL,G,H,CC0,N,N1,N2,N3,TS,TT,RR)
        INTEGER,PARAMETER::M=90
        REAL,DIMENSION(2*M):: INTENSITY
        REAL N1,N2,N3
        REAL SA,SL,G,H,CC0
        REAL TT,TS,RR
        REAL SUMT,SUMR,R

        W0=1.E-10
        PAI=3.1415926
        ST=SA+SL
        SUMT=0.0
        SUMR=0.0
        DSITA=PAI/(2.*M)
        
        K1=3
        K2=5
        K3=11
        K4=17
        K5=21

        IF(N1.EQ.N2 .AND. N2.EQ.N3)THEN
                SS=SL
        ELSE
                SS=ST
        ENDIF

LOOP1: DO J=1,N                                                
                ! 源抽样
                TEMPUI=CC0
                CALL RFRENEL(N1,N1,N2,TEMPUI,CC,R)
                WE=1.0-R
                SC=SQRT(1.-CC*CC)
                CF=1.0                                        
                SF=0.0                                                
                X=0.0;        Y=0.0 ;        Z=0.0
        

                RI=RAN(K1)
                DO WHILE(RI.EQ.1.0)
                        RI=RAN(K1)
                END DO
                T=-ALOG(RI)/SS                 
                Z=T*CC;        X=T*SC

                IF(Z.GT.H) CYCLE LOOP1

100                DO WHILE(Z.GT.0.0 .AND. Z.LT.H)

                        ! 散射方向抽样
                        ! 产生新的方向余弦
                        R1=RAN(K2)
                        IF (G.EQ.0.0) THEN
                                C=2*R1-1                 
                          ELSE                                  
                                C=(1.+G*G-((1.-G*G)/(1.-G+2.*G*R1))**2)/(2.*G)
                        END IF
                                           
                        AC=SQRT(ABS(1.-C*C))
                        R1=RAN(K3)
                        F=2.*PAI*R1                                
                        U1=AC*COS(F)                        
                        V1=AC*SIN(F)                        
                        W1=C
                        B=V1*CC+W1*SC
                        U=U1*SF+CF*B                         
                        V=-U1*CF+SF*B                        
                        W=-V1*SC+W1*CC
                        
                        WE=WE*EXP(-SA*T)        

                        IF (WE.LE.W0) CYCLE LOOP1 


                        UI=W
                        CALL RFRENEL(N1,N2,N3,UI,UT,R)
                        IF (W.LT.0.0) THEN
                                PRO=Z/(-W)
                                REW=EXP(-ST*PRO)
                                PROR=(1.0-R)*WE*REW                         
                                SUMR=SUMR+PROR
                                ! 记录光子......
                                SITAT=ACOS(UT)
                                IF(ABS(SITAT-PAI).LT.1E-6)THEN
                                        INDEX=2*M
                                ELSE
                                        INDEX=INT(SITAT/DSITA+1)
                                ENDIF
                                INTENSITY(INDEX)=INTENSITY(INDEX)+PROR
                                
                        ELSE IF(W.GT.0.0) THEN
                                TRO=(H-Z)/W
                                TEW=EXP(-ST*TRO)
                                PROT=(1.0-R)*WE*TEW
                                SUMT=SUMT+PROT
                                ! 记录光子......
                                SITAT=ACOS(UT)
                                IF(ABS(SITAT-PAI/2).LT.1E-6)THEN
                                        INDEX=M
                                ELSE 
                                        INDEX=INT(SITAT/DSITA+1)
                                ENDIF
                                INTENSITY(INDEX)=INTENSITY(INDEX)+PROT

                        END IF

                        ! 下一状态的初始化.
                        RI=RAN(K4)                                        
                        T=-ALOG(RI)/SS
                        XF=T*U;        YF=T*V;        ZF=T*W
                        X=X+XF;        Y=Y+YF;        Z=Z+ZF
                        CC=W
                        SC=SQRT(ABS(1.-CC*CC))
                        IF(SC.EQ.0.0) THEN
                        ELSE
                                CF=U/SC
                                SF=V/SC
                        END IF
                END DO
                
                IF(N1.EQ.N2 .OR. N2.EQ.N3) CYCLE LOOP1                        
                IF(CC.LT.0.0) THEN
                        S1=Z/CC
                ELSE IF(CC.GT.0.0) THEN
                        S1=(Z-H)/CC
                ENDIF
                XF=S1*U;  YF=S1*V;  ZF=S1*W
                X=X-XF;   Y=Y-YF;   Z=Z-ZF

                CC=-CC
                XF=S1*U;         YF=S1*V;  ZF=S1*CC
                X=X+XF;         Y=Y+YF;        Z=Z+ZF
                T=S1
                WE=WE*R
                                
                GOTO 100
        
        END DO LOOP1


        T0=EXP(-ST*H/CC0)         
        TS=SUMT/N
        TT=TS+T0                  !总透过
        RR=SUMR/N
        RETURN
END SUBROUTINE MCSUB


SUBROUTINE RFRENEL(N1,N2,N3,UI,UT,R)
        REAL N1,N2,N3 
        REAL R,UI,UT
        REAL UC
        INTEGER P


        IF(UI .LT. 0.0) THEN
                RNI=N2
                RNT=N1
                P=-1
                ELSE IF(UI .GT. 0.0) THEN
                RNI=N2
                RNT=N3
                P=1
        END IF


        IF(RNI.EQ.RNT) THEN
                R=0.0
                UT=UI
                RETURN
        ENDIF
        TEMPU=RNT/RNI

        IF(RNT.GE.RNI) THEN
                UC=0.0
        ELSE

                UC=SQRT(1-TEMPU*TEMPU)
        ENDIF

        IF(P*UI.GT.UC)THEN

                S=1.0-UI*UI
                UT=P*SQRT(1.0-S/(TEMPU*TEMPU))

                S1=RNT*UI-RNI*UT
                S2=RNT*UI+RNI*UT
                S3=RNI*UI-RNT*UT
                   S4=RNI*UI+RNT*UT
                R=0.5*S1*S1/(S2*S2)+0.5*S3*S3/(S4*S4)
                UI=-UI
        ELSE 

                R=1.0
                UT=0.0
                UI=-UI
        ENDIF        
        
        RETURN
END SUBROUTINE RFRENEL



!****************************************************************!******************************************************************
!产生随机数
FUNCTION RAN(IX)
        M=2**25
        RM=FLOAT(M)
        IX=13*IX+7
70        IF(IX.LE.M) GOTO 17
        IX=IX-M
        GOTO 70
17        RAN=FLOAT(IX)/RM
        RETURN
END FUNCTION RAN