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/ Usenet 1994 January / usenetsourcesnewsgroupsinfomagicjanuary1994.iso / sources / unix / volume17 / contest-prog / part01 / digits.c next >
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C/C++ Source or Header  |  1989-02-06  |  285 b   |  17 lines
  1. #include <stdio.h>
  2. main(argc,argv)
  3. char *argv[];
  4. {
  5.     int i,k;
  6.     char *p,*q;
  7.     if(argc!=2)exit(1);
  8.     p=argv[1];
  9.     q=p;
  10.     p +=strlen(p)-1;
  11.     while(p>=q && *p!='/')p--;
  12.     p++;
  13.     for(;*p;p++)if(*p>='0' && *p<='9')break;
  14.     if(!*p){putchar('-');return;}
  15.     while(*p>='0' && *p<='9'){putchar(*p);p++;}
  16. }
  17.