View Compilation Error

0_0_1355098_2662.c:1:20: iostream: No such file or directory
0_0_1355098_2662.c:2: error: syntax error before "namespace"
0_0_1355098_2662.c: In function `cmp':
0_0_1355098_2662.c:12: error: `in' undeclared (first use in this function)
0_0_1355098_2662.c:12: error: (Each undeclared identifier is reported only once
0_0_1355098_2662.c:12: error: for each function it appears in.)
0_0_1355098_2662.c:12: error: syntax error before ')' token
0_0_1355098_2662.c:13: error: syntax error before ')' token
0_0_1355098_2662.c: In function `main':
0_0_1355098_2662.c:23: error: `EOF' undeclared (first use in this function)
0_0_1355098_2662.c:32: error: `in' undeclared (first use in this function)