View Compilation Error

0_0_12919136_30802.c:1:21: algorithm: No such file or directory
0_0_12919136_30802.c:2:20: iostream: No such file or directory
0_0_12919136_30802.c:3: error: syntax error before "namespace"
0_0_12919136_30802.c:6: error: syntax error before '<' token
0_0_12919136_30802.c:9: error: syntax error before "while"
0_0_12919136_30802.c:17: error: variable-size type declared outside of any function
0_0_12919136_30802.c: In function `main':
0_0_12919136_30802.c:23: error: `cin' undeclared (first use in this function)
0_0_12919136_30802.c:23: error: (Each undeclared identifier is reported only once
0_0_12919136_30802.c:23: error: for each function it appears in.)
0_0_12919136_30802.c:56: error: `cout' undeclared (first use in this function)