View Compilation Error

571287_0_0_5588.c:1:20: iostream: No such file or directory
571287_0_0_5588.c:2: error: syntax error before "namespace"
571287_0_0_5588.c:5: error: syntax error before "pd"
571287_0_0_5588.c: In function `bfs':
571287_0_0_5588.c:38: error: `true' undeclared (first use in this function)
571287_0_0_5588.c:38: error: (Each undeclared identifier is reported only once
571287_0_0_5588.c:38: error: for each function it appears in.)
571287_0_0_5588.c: In function `main':
571287_0_0_5588.c:54: error: `cin' undeclared (first use in this function)
571287_0_0_5588.c:72: error: `cout' undeclared (first use in this function)
571287_0_0_5588.c:72: error: `endl' undeclared (first use in this function)