0_0_7399547_28.cpp: In function `void bfs()':
0_0_7399547_28.cpp:89: error: 'struct node' has no member named 'x'
0_0_7399547_28.cpp:90: error: 'struct node' has no member named 'y'
0_0_7399547_28.cpp:91: error: 'struct node' has no member named 'step'
0_0_7399547_28.cpp:92: error: 'struct node' has no member named 'x'
0_0_7399547_28.cpp:92: error: 'struct node' has no member named 'y'
0_0_7399547_28.cpp:100: error: 'struct node' has no member named 'x'
0_0_7399547_28.cpp:101: error: 'struct node' has no member named 'y'
0_0_7399547_28.cpp:108: error: 'struct node' has no member named 'x'
0_0_7399547_28.cpp:109: error: 'struct node' has no member named 'y'
0_0_7399547_28.cpp:110: error: 'struct node' has no member named 'step'
0_0_7399547_28.cpp:110: error: 'struct node' has no member named 'step'
0_0_7399547_28.cpp:112: error: 'struct node' has no member named 'x'
0_0_7399547_28.cpp:112: error: 'struct node' has no member named 'y'
0_0_7399547_28.cpp:114: error: 'struct node' has no member named 'step'
0_0_7399547_28.cpp:127: error: 'struct node' has no member named 'step'
0_0_7399547_28.cpp:129: error: 'struct node' has no member named 'x'
0_0_7399547_28.cpp:130: error: 'struct node' has no member named 'y'
0_0_7399547_28.cpp:131: error: 'struct node' has no member named 'step'
0_0_7399547_28.cpp:131: error: 'struct node' has no member named 'step'
0_0_7399547_28.cpp:132: error: 'struct node' has no member named 'x'
0_0_7399547_28.cpp:132: error: 'struct node' has no member named 'y'
0_0_7399547_28.cpp:133: error: 'struct node' has no member named 'x'
0_0_7399547_28.cpp:133: error: 'struct node' has no member named 'y'
0_0_7399547_28.cpp:135: error: 'struct node' has no member named 'step'
0_0_7399547_28.cpp:144: error: 'struct node' has no member named 'x'
0_0_7399547_28.cpp:144: error: 'struct node' has no member named 'x'
0_0_7399547_28.cpp:145: error: 'struct node' has no member named 'y'
0_0_7399547_28.cpp:145: error: 'struct node' has no member named 'y'
0_0_7399547_28.cpp:146: error: 'struct node' has no member named 'step'
0_0_7399547_28.cpp:146: error: 'struct node' has no member named 'step'
0_0_7399547_28.cpp:147: error: 'struct node' has no member named 'x'
0_0_7399547_28.cpp:147: error: 'struct node' has no member named 'y'
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