View Compilation Error

0_0_8069020_13978.c:3:21: algorithm: No such file or directory
0_0_8069020_13978.c:4: error: syntax error before "namespace"
0_0_8069020_13978.c: In function `main':
0_0_8069020_13978.c:14: error: 'for' loop initial declaration used outside C99 mode
0_0_8069020_13978.c:16: error: redefinition of 'i'
0_0_8069020_13978.c:14: error: previous definition of 'i' was here
0_0_8069020_13978.c:16: error: 'for' loop initial declaration used outside C99 mode
0_0_8069020_13978.c:19: error: redefinition of 'i'
0_0_8069020_13978.c:16: error: previous definition of 'i' was here
0_0_8069020_13978.c:19: error: 'for' loop initial declaration used outside C99 mode
0_0_8069020_13978.c:21: error: 'for' loop initial declaration used outside C99 mode