ふたマスの領域の数 横へな2017.1.18 問題

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

struct result
{
  int success;
  int testcount;
};

// caller should free return value memory.
char const * solve( char const * src )
{
  int w=0;
  int b=0;
  char buffer[ 10 ] = {0};
  sprintf( buffer, "%d,%d", w, b );
  return strdup(buffer);
}

void test_( struct result * r, char const * src, char const * expected )
{
  char const * actual = solve( src );
  int okay = 0==strcmp(actual, expected );
  if ( okay ){
    ++r->success;
  }
  ++r->testcount;
  printf( "%s : %s->%s(%s)\n", (okay?"ok" : "**NG**"), src, actual, expected );
  free( (void*)actual );
}

int main(void)
{
  struct result r={0};
  #define test(src, expected) test_( &r, src, expected )
  /*0*/ test( "dc/bc/a7/59/03/d5/d4/ea", "2,3" );
  /*1*/ test( "ff/ff/ff/ff/ff/ff/ff/ff", "0,0" );
  /*2*/ test( "00/00/00/00/00/00/00/00", "0,0" );
  /*3*/ test( "cc/33/cc/33/cc/33/cc/33", "16,16" );
  /*4*/ test( "aa/aa/55/55/aa/aa/55/55", "16,16" );
  /*5*/ test( "ac/a3/5c/53/ca/3a/c5/35", "8,8" );
  /*6*/ test( "db/00/db/00/db/00/aa/aa", "0,13" );
  /*7*/ test( "24/24/db/24/24/db/24/24", "0,12" );
  /*8*/ test( "d7/d7/e9/f1/f7/de/60/56", "3,2" );
  /*9*/ test( "17/7d/64/9b/a5/39/53/a6", "2,2" );
  /*10*/ test( "bb/8f/18/fb/89/c2/c7/35", "1,2" );
  /*11*/ test( "6d/63/20/08/54/cd/32/4f", "2,2" );
  /*12*/ test( "a9/ca/cd/46/99/e6/f0/30", "2,2" );
  /*13*/ test( "5b/70/fd/45/e2/a1/ab/9a", "1,2" );
  /*14*/ test( "24/e4/a8/12/e1/a6/3f/f3", "2,1" );
  /*15*/ test( "79/32/2e/07/d5/10/e7/9d", "2,2" );
  /*16*/ test( "60/bc/ab/ec/1f/eb/63/2c", "4,2" );
  /*17*/ test( "a5/dd/92/4e/67/c6/dc/34", "6,1" );
  /*18*/ test( "aa/96/6d/67/d2/a8/ac/90", "3,2" );
  /*19*/ test( "95/72/7d/5c/47/dc/ef/99", "4,0" );
  /*20*/ test( "17/d6/6a/27/1f/25/26/b8", "2,1" );
  /*21*/ test( "f0/f3/76/c5/31/ca/6b/ae", "1,2" );
  /*22*/ test( "01/59/26/fa/8c/70/12/cd", "1,4" );
  /*23*/ test( "1a/c3/1f/0b/83/b6/81/0d", "0,5" );
  /*24*/ test( "4c/49/05/cf/54/bb/1f/da", "1,2" );
  /*25*/ test( "eb/7c/d5/09/2a/c2/14/6b", "0,7" );
  /*26*/ test( "b4/d3/4c/c4/ed/19/e8/63", "1,3" );
  /*27*/ test( "bd/bc/6d/60/9b/00/9a/32", "2,4" );
  /*28*/ test( "94/97/3f/e3/c7/06/15/c0", "2,2" );
  /*29*/ test( "5f/1d/67/16/b8/f7/0a/2a", "2,2" );
  /*30*/ test( "df/e6/f9/4f/59/e9/1f/ee", "3,0" );
  /*31*/ test( "5a/53/9a/9a/73/b4/37/07", "3,2" );
  /*32*/ test( "bd/87/7c/e7/c0/37/82/da", "2,3" );
  /*33*/ test( "3d/c0/13/ac/57/3d/15/78", "2,2" );
  /*34*/ test( "63/64/54/3a/40/28/4e/4e", "0,3" );
  /*35*/ test( "f6/81/c9/15/00/4c/a0/a8", "1,4" );
  /*36*/ test( "19/41/df/f8/e3/74/6b/9b", "4,2" );
  /*37*/ test( "d5/0b/dd/35/3b/d2/0b/6b", "1,5" );
  /*38*/ test( "08/b7/91/f3/6e/3c/74/a0", "0,0" );
  /*39*/ test( "b8/a8/b4/a6/93/2c/94/3f", "0,0" );
  /*40*/ test( "88/22/21/ee/dc/19/43/01", "0,0" );
  /*41*/ test( "e1/ee/35/bc/fc/00/8e/fe", "0,0" );
  /*42*/ test( "3c/42/63/5f/27/47/07/90", "0,0" );
  #undef test
  printf( "%d / %d\n", r.success, r.testcount );
  return r.testcount==r.success ? 0 : 1;
}