View Compilation Error

0_0_6547615_12115.c:3:21: algorithm: No such file or directory
0_0_6547615_12115.c: In function `main':
0_0_6547615_12115.c:67: error: syntax error before '/' token
0_0_6547615_12115.c:70: error: 'for' loop initial declaration used outside C99 mode