0_0_5408633_12920.c:1:21: iostream: No such file or directory
0_0_5408633_12920.c:2: error: syntax error before "namespace"
0_0_5408633_12920.c:9: error: syntax error before "judge"
0_0_5408633_12920.c: In function `judge':
0_0_5408633_12920.c:15: error: `false' undeclared (first use in this function)
0_0_5408633_12920.c:15: error: (Each undeclared identifier is reported only once
0_0_5408633_12920.c:15: error: for each function it appears in.)
0_0_5408633_12920.c:27: error: `true' undeclared (first use in this function)
0_0_5408633_12920.c: In function `dfs':
0_0_5408633_12920.c:36: error: 'for' loop initial declaration used outside C99 mode
0_0_5408633_12920.c: In function `main':
0_0_5408633_12920.c:52: error: `EOF' undeclared (first use in this function)
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