0_0_10637500_4438.c: In function `bfs':
0_0_10637500_4438.c:15: error: `point' undeclared (first use in this function)
0_0_10637500_4438.c:15: error: (Each undeclared identifier is reported only once
0_0_10637500_4438.c:15: error: for each function it appears in.)
0_0_10637500_4438.c:15: error: syntax error before "que"
0_0_10637500_4438.c:18: error: `que' undeclared (first use in this function)
0_0_10637500_4438.c:25: error: `temp' undeclared (first use in this function)
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