View Compilation Error

0_0_2903969_22347.c:1:20: iostream: No such file or directory
0_0_2903969_22347.c:3: error: syntax error before "namespace"
0_0_2903969_22347.c: In function `main':
0_0_2903969_22347.c:9: error: `cin' undeclared (first use in this function)
0_0_2903969_22347.c:9: error: (Each undeclared identifier is reported only once
0_0_2903969_22347.c:9: error: for each function it appears in.)
0_0_2903969_22347.c:12: error: syntax error before "double"
0_0_2903969_22347.c:14: error: `new' undeclared (first use in this function)
0_0_2903969_22347.c:14: error: syntax error before "int"
0_0_2903969_22347.c:16: error: 'for' loop initial declaration used outside C99 mode
0_0_2903969_22347.c:31: error: `cout' undeclared (first use in this function)
0_0_2903969_22347.c:31: error: syntax error before "sum"
0_0_2903969_22347.c:31: error: `endl' undeclared (first use in this function)