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gwbasic/PRIMZAHL/PRIM2.BAS

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1995-12-14 18:19:08 +00:00
10 CLS
20 INPUT"Geben Sie den Maximalwert f<>r die Primzahlen an:",MAX
30 CLS
40 DIM V(MAX)
50 B=5
60 C=1
70 A=1
80 U=1
90 FOR Z=1 TO A
100 Y=A/Z
110 LOCATE 1,1:PRINT Y;" "
120 LOCATE 2,1:PRINT A;" "
130 IF Y=INT(Y) THEN X=X+1
140 NEXT Z
150 IF X=2 OR A=1 THEN GOSUB 210
160 X=0
170 A=A+1
180 IF A>MAX THEN LOCATE 23,1:GOTO 310
190 IF W=1 THEN GOSUB 280:W=0
200 GOTO 90
210 REM Unterroutine
220 LOCATE 3,1:SOUND 2000,.5
230 COLOR 12,0,0:PRINT"Primzahl gefunden...":COLOR 14,0,0
240 X=0:LOCATE B,C:PRINT A:C=C+5:IF C>75 THEN C=1:B=B+1
250 V(U)=A:U=U+1
260 COLOR 15,0,0:LOCATE 3,1:PRINT"Primzahl gefunden..."
270 RETURN
280 REM Unterroutine
290 COLOR 15,0,0:LOCATE 3,1:PRINT"Primzahl gefunden..."
300 RETURN
310 REM Endroutine
320 PRINT"Wenn fertig Taste dr<64>cken..."
330 A$=INKEY$:IF A$="" THEN 330
340 CLS
350 COLOR 14,0,0
360 A=1
370 B=1
380 C=1
390 FOR Z=1 TO MAX
400 IF V(Z)=0 THEN GOTO 430
410 LOCATE B,C:PRINT V(Z)
420 C=C+5:IF C>75 THEN B=B+1:C=1
430 NEXT Z
440 COLOR 10
450 LOCATE 23,1:PRINT"Wenn bereit Taste dr<64>cken..."
460 A$=INKEY$:IF A$="" THEN 460
470 CLS:COLOR 15,0,0