View Compilation Error

0_0_9261641_13094.cpp: In function `int main()':
0_0_9261641_13094.cpp:6: error: missing terminating " character
0_0_9261641_13094.cpp:7: error: `sum' undeclared (first use this function)
0_0_9261641_13094.cpp:7: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_9261641_13094.cpp:8: error: expected `)' before "sum"