View Compilation Error

0_0_8871064_2461.c:1:17: cstdio: No such file or directory
0_0_8871064_2461.c:2:20: algorithm: No such file or directory
0_0_8871064_2461.c:3: error: syntax error before "namespace"
0_0_8871064_2461.c: In function `main':
0_0_8871064_2461.c:28: error: syntax error before '/' token
0_0_8871064_2461.c:31: error: syntax error before '/' token
0_0_8871064_2461.c:36: error: syntax error before '/' token
0_0_8871064_2461.c:42: error: syntax error before '/' token