100 REM Repeat a string
110 LET S$ = "rosetta"
120 LET N = 1
130 GOSUB 210
140 LET S$ = "ha"
150 LET N = 5
160 GOSUB 210
170 LET S$ = "*"
180 LET N = 5
190 GOSUB 210
200 STOP
210 REM FUNCTION StringRepeat$(S$,N)
220   FOR I = 1 TO N
230   PRINT S$;
240   NEXT I
250 PRINT
260 RETURN
270 END