67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
|
bool looping = false;
while (!looping && validpos(size, row_pos + deltarow, col_pos + deltacol)) {
switch (data[linearize2d(size, (unsigned)(row_pos+deltarow), (unsigned)(col_pos+deltacol))]) {
default: puts("stepped on default"); exit(EXIT_FAILURE);
case '#': if (data[linearize2d(size, (unsigned)(row_pos), (unsigned)(col_pos))] == '8') looping = true;
rightturn(&deltarow, &deltacol);
break;
case '8': looping = true; break;
case '.': data[linearize2d(size, (unsigned)(row_pos+deltarow), (unsigned)(col_pos+deltacol))] = '0';
/*fallthrough*/
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7': data[linearize2d(size, (unsigned)(row_pos+deltarow), (unsigned)(col_pos+deltacol))]++;
|
|
<
<
<
<
|
|
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
|
bool looping = false;
while (!looping && validpos(size, row_pos + deltarow, col_pos + deltacol)) {
switch (data[linearize2d(size, (unsigned)(row_pos+deltarow), (unsigned)(col_pos+deltacol))]) {
default: puts("stepped on default"); exit(EXIT_FAILURE);
case '#': if (data[linearize2d(size, (unsigned)(row_pos), (unsigned)(col_pos))] == '8') looping = true;
rightturn(&deltarow, &deltacol);
break;
case '4': looping = true; break;
case '.': data[linearize2d(size, (unsigned)(row_pos+deltarow), (unsigned)(col_pos+deltacol))] = '0';
/*fallthrough*/
case '1':
case '2':
case '3': data[linearize2d(size, (unsigned)(row_pos+deltarow), (unsigned)(col_pos+deltacol))]++;
row_pos += deltarow;
col_pos += deltacol;
break;
}
}
if (looping) positions++;
}
|