View Compilation Error

0_0_6819467_16339.c:1:20: iostream: No such file or directory
0_0_6819467_16339.c:5: error: syntax error before "namespace"
0_0_6819467_16339.c: In function `main':
0_0_6819467_16339.c:18: error: syntax error before '/' token
0_0_6819467_16339.c:26: error: syntax error before '/' token