View Compilation Error

55518_0_23807.c: In function `main':
55518_0_23807.c:6: error: syntax error before '=' token
55518_0_23807.c:7: error: syntax error before ':' token
55518_0_23807.c:7: error: duplicate label `sum'
55518_0_23807.c:6: error: `sum' previously defined here
55518_0_23807.c:7: error: syntax error before '=' token
55518_0_23807.c:7: error: syntax error before ')' token