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aritm-ya.bas
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1000 REM ARITM V0.3.4 FOR YABASIC IS FOSS.
1020 REM (C) 1992-2022 BY MIKAEL O. BONNIER, LUND, SWEDEN.
1030 REM E-MAIL: <MIKAEL.BONNIER@GMAIL.COM>.
1040 REM ABSOLUTELY NO WARRANTY.
1050 REM LICENSE GPLV3+, SEE
1060 REM <HTTP://WWW.GNU.ORG/LICENSES/GPL.HTML>.
1070 REM MORE PROGRAMS AT
1080 REM <HTTP://WWW.DF.LTH.SE.ORBIN.SE/~MIKAELB/BASIC/>. ~ IS TILDE.
1090 REM DOCUMENTATION:
1100 REM 876543210, 8:TYPE, 7-5:OP1, 4-3:OP2, 2:RES'D, 1-0:#TODO.
1110 REM PROGRAM:
1112 GOTO 1115
1113 LET MD=INT((X/Y-INT(X/Y))*Y+.5):RETURN
1114 LET DIV=INT(X/Y+.5):RETURN
1115 LET R=RAN()
1116 REM PRINT CHR$($90);CHR$(1);CHR$($9E);CHR$($8E):SCREEN 0
1117 DIM A(590)
1120 REM LBL C
1130 GOSUB 3410:REM CLS
1140 LET A=0
1150 IF (L>0)*M GOTO 3000:REM CONTMENU
1160 IF 0=M LET M=10
1170 GOTO 3030:REM MENU
1180 REM LBL S
1190 GOSUB 3410:REM CLS
1200 PRINT "GENERATING"
1210 PRINT "PROBLEMS..."
1220 LET U=1
1230 REM DIM A(N)
1240 REM LBL ADD1
1250 X=M:Y=10:GOSUB 1114:X=DIV:GOSUB 1113
1255 IF 0=MD GOTO 1320:REM ADD2
1260 FOR I=0 TO 9
1270 FOR J=0 TO 9
1280 LET A(U)=100000000+I*100000+J*1000+1
1290 LET U=U+1
1300 NEXT J
1310 NEXT I
1320 REM LBL ADD2
1330 X=M:Y=100:GOSUB 1114:X=DIV:Y=10:GOSUB 1113
1335 IF 0=MD GOTO 1410:REM SUB1
1340 FOR I=0 TO 9
1350 FOR J=0 TO 9
1360 LET T=10*(INT(8*RAN())+1)
1370 LET A(U)=200000000+(T+I)*100000+J*1000+1
1380 LET U=U+1
1390 NEXT J
1400 NEXT I
1410 REM LBL SUB1
1420 X=M:Y=1000:GOSUB 1114:X=DIV:Y=10:GOSUB 1113
1425 IF 0=MD GOTO 1490:REM SUB2
1430 FOR I=0 TO 9
1440 FOR J=I TO 9+I
1450 LET A(U)=300000000+J*100000+I*1000+1
1460 LET U=U+1
1470 NEXT J
1480 NEXT I
1490 REM LBL SUB2
1500 X=M:Y=10000:GOSUB 1114:X=DIV:Y=10:GOSUB 1113
1505 IF 0=MD GOTO 1580:REM MUL
1510 FOR I=0 TO 9
1520 FOR J=I TO 9+I
1530 LET T=10*(INT(9*RAN())+1)
1540 LET A(U)=400000000+(T+J)*100000+I*1000+1
1550 LET U=U+1
1560 NEXT J
1570 NEXT I
1580 REM LBL MUL
1590 X=M:Y=100000:GOSUB 1114:X=DIV:Y=10:GOSUB 1113
1595 IF 0=MD GOTO 1660:REM DIV
1600 FOR I=0 TO 9
1610 FOR J=0 TO 9
1620 LET A(U)=500000000+I*100000+J*1000+1
1630 LET U=U+1
1640 NEXT J
1650 NEXT I
1660 REM LBL DIV
1670 X=M:Y=1000000:GOSUB 1114:X=DIV:Y=10:GOSUB 1113
1675 IF 0=MD GOTO 1750:REM ENDIF
1680 FOR I=0 TO 9
1690 FOR J=1 TO 9
1700 LET T=I*J+INT(J*RAN())
1710 LET A(U)=600000000+T*100000+J*1000+1
1720 LET U=U+1
1730 NEXT J
1740 NEXT I
1750 REM LBL ENDIF
1760 LET U=U-1
1770 LET L=U
1780 REM LBL U
1790 PRINT "SHUFFLING..."
1800 FOR I=U TO 2 STEP -1
1810 LET J=INT(I*RAN())+1
1820 LET T=A(I)
1830 LET A(I)=A(J)
1840 LET A(J)=T
1850 NEXT I
1860 LET K=1
1870 REM LBL K
1880 GOSUB 3410:REM CLS
1890 PRINT STR$(L);
1895 PRINT " PROBLEMS LEFT. -1 ESC"
1900 LET T=A(K)
1910 X=T:Y=100000000:GOSUB 1114
1915 LET C=DIV
1920 IF 6=C PRINT "INTEGER PART OF ";
1930 X=T:Y=100000:GOSUB 1114:X=DIV:Y=1000:GOSUB 1113
1935 LET I=MD
1940 PRINT STR$(I);
1950 GOSUB 3280:REM SIGN
1960 X=T:Y=1000:GOSUB 1114:X=DIV:Y=100:GOSUB 1113
1965 LET J=MD
1970 PRINT STR$(J);
1980 INPUT " = " A$:PRINT A$:A=VAL(A$)
1990 IF -1=A OR ".1"=A$ OR "01"=A$ GOTO 1120:REM C
2000 IF (1=C)+(2=C) LET R=I+J:GOTO 2040:REM ENDIF
2010 IF (3=C)+(4=C) LET R=I-J:GOTO 2040:REM ENDIF
2020 IF 5=C LET R=I*J:GOTO 2040:REM ENDIF
2030 IF 6=C LET R=INT(I/J)
2040 REM LBL ENDIF
2050 IF R<>A GOTO 2140:REM WRONG
2060 PRINT "RIGHT! ";
2070 X=T:Y=100:GOSUB 1113
2075 IF 0>=MD GOTO 2100:REM ENDIF
2080 LET L=L-1
2090 LET A(K)=T-1
2100 REM LBL ENDIF
2110 LET K=K+1
2120 IF 0<L LET D=500:GOSUB 3402:REM DELAY
2130 GOTO 2250:REM ENDIF 2
2140 REM LBL WRONG
2150 PRINT "WRONG. ";
2160 PRINT STR$(I);
2170 GOSUB 3280:REM SIGN
2180 PRINT STR$(J);
2182 PRINT " IS ";
2184 PRINT STR$(R);
2186 PRINT "."
2190 X=T:Y=100:GOSUB 1113
2195 IF 99<=MD GOTO 2220:REM ENDIF
2200 LET L=L+1
2210 LET A(K)=T+1
2220 REM LBL ENDIF
2230 LET K=K+1
2235 GOSUB 3610:REM SOUND
2240 LET D=1000:GOSUB 3402:REM DELAY
2250 REM LBL ENDIF 2
2260 IF K<=U GOTO 1870:REM K
2270 IF 0>=L GOTO 2390:REM W
2280 PRINT "CHECKING..."
2290 LET N=1
2300 FOR K=1 TO U
2310 LET T=A(K)
2320 X=T:Y=100:GOSUB 1113
2325 IF 0=MD GOTO 2350:REM ENDIF
2330 LET A(N)=T
2340 LET N=N+1
2350 REM ENDIF
2360 NEXT K
2370 LET U=N-1
2380 GOTO 1780:REM U
2390 REM LBL W
2400 PRINT "GOOD!!! WELL DONE!"
2410 LET D=5000:GOSUB 3402:REM DELAY
2420 GOTO 1120:REM C
2430 REM LBL E
2440 GOSUB 3410:REM CLS
2450 LET A=0
2460 LET N=0
2470 LET T=M
2480 GOSUB 2640:REM SUB
2490 PRINT "ADDITION 1"
2500 GOSUB 2640:REM SUB
2510 PRINT "ADDITION 2"
2520 GOSUB 2640:REM SUB
2530 PRINT "SUBTRACTION 1"
2540 GOSUB 2640:REM SUB
2550 PRINT "SUBTRACTION 2"
2560 GOSUB 2640:REM SUB
2570 PRINT "MULTIPLICATION"
2580 GOSUB 2640:REM SUB
2590 PRINT "DIVISION | -1 ESC"
2600 PRINT "0 OK AND GO ";
2610 GOTO 2760:REM AFTER SUB
2640 REM SUB SUB
2650 LET A=A+1
2660 X=T:Y=10:GOSUB 1114
2665 LET T=DIV
2670 PRINT STR$(A);
2680 X=T:Y=10:GOSUB 1113
2685 IF 0=MD GOTO 2720:REM ELSE
2690 PRINT "*";
2700 LET N=N+100-10*(6=A)
2710 GOTO 2740:REM ENDIF
2720 REM LBL ELSE
2730 PRINT " ";
2740 REM LBL ENDIF
2750 RETURN
2760 REM LBL AFTER SUB
2770 PRINT STR$(N)
2780 REM LBL INPUT
2790 INPUT "TOGGLE ITEM 1-6, OR CHOOSE 0 OR -1: " A$:A=VAL(A$)
2800 IF (-1>A)+(6<A)+(0=A)*(0=N) GOTO 2780:REM INPUT
2810 IF 0=A GOTO 1180:REM S
2820 IF -1=A OR ".1"=A$ OR "01"=A$ GOTO 1120:REM C
2830 GOSUB 3350:REM 10^A
2840 X=M:Y=R:GOSUB 1114:X=DIV:Y=10:GOSUB 1113
2845 IF 0=MD GOTO 2870:REM ELSE
2850 LET M=M-R
2860 GOTO 2890:REM ENDIF
2870 REM LBL ELSE
2880 LET M=M+R
2890 REM ENDIF
2900 GOTO 2430:REM E
2910 REM LBL H
2920 GOSUB 3470:REM HELP
2930 GOTO 1120:REM C
2940 REM LBL A
2950 GOSUB 3540:REM ABOUT
2960 GOTO 1120:REM C
2970 REM LBL Q
2980 GOSUB 3410:REM CLS
2990 END
3000 REM LBL CONTMENU
3010 GOSUB 3240:REM MENUITEM
3020 PRINT "CONTINUE"
3030 REM LBL MENU
3040 GOSUB 3240:REM MENUITEM
3050 PRINT "SETUP AND GO"
3060 GOSUB 3240:REM MENUITEM
3070 PRINT "HELP"
3080 GOSUB 3240:REM MENUITEM
3090 PRINT "ABOUT"
3100 GOSUB 3240:REM MENUITEM
3110 PRINT "EXIT"
3120 REM LBL INPUT
3130 PRINT "CHOOSE 1-";
3132 PRINT STR$(4+(L>0));
3140 INPUT ": " A$:S=VAL(A$)
3150 IF (1>S)+(4+(L>0)<S) GOTO 3120:REM INPUT
3160 LET S=S+(L<=0)
3170 REM ON S GOTO K,E,H,A,Q
3180 ON S GOTO 1870,2430,2910,2940,2970
3230 END
3240 REM SUB MENUITEM
3250 LET A=A+1
3260 PRINT STR$(A);
3265 PRINT " ";
3270 RETURN
3280 REM SUB SIGN
3290 IF (1=C)+(2=C) PRINT "+";:GOTO 3330:REM ENDIF
3300 IF (3=C)+(4=C) PRINT "-";:GOTO 3330:REM ENDIF
3310 IF 5=C PRINT "*";:GOTO 3330:REM ENDIF
3320 IF 6=C PRINT "/";
3330 REM LBL ENDIF
3340 RETURN
3350 REM SUB POW10
3355 REM A>0
3360 LET R=1
3370 FOR I=1 TO A
3380 LET R=R*10
3390 NEXT I
3400 RETURN
3402 REM DELAY
3405 LET D=D/1000
3407 PAUSE D
3408 RETURN
3410 REM SUB CLS
3420 FOR T=1 TO 30
3430 PRINT
3440 NEXT T
3450 PRINT "ARITM"
3460 RETURN
3470 REM SUB HELP
3480 GOSUB 3410:REM CLS
3490 PRINT "HELP"
3500 PRINT "YOU CAN MIX PROBLEMS ANYWAY YOU LIKE."
3510 PRINT "MORE HELP ON <HTTP://ARITM.ORBIN.SE/>."
3520 LET D=5000:GOSUB 3402:REM DELAY
3530 RETURN
3540 REM SUB ABOUT
3550 GOSUB 3410:REM CLS
3560 PRINT "ABOUT"
3570 PRINT "ARITM 0.3 (C) 1992-2022 BY"
3575 PRINT "MIKAEL O. BONNIER, LUND, SWEDEN."
3580 PRINT "ABSOLUTELY NO WARRANTY."
3585 PRINT "FOSS, SEE LICENSE GPLV3+."
3590 LET D=5000:GOSUB 3402:REM DELAY
3600 RETURN
3610 REM SUB SOUND
3615 REM FOR X=54272 TO 54296:POKE X,0:NEXT
3620 REM POKE 54296,15
3630 REM POKE 54277,190
3640 REM POKE 54278,248
3650 REM POKE 54273,17:POKE 54272,37
3660 REM POKE 54276,17
3670 FOR X=1 TO 250:NEXT
3680 REM POKE 54276,16
3690 RETURN