View Compilation Error

164913_0_5403.cpp: In function `int main()':
164913_0_5403.cpp:5: error: `sum' undeclared (first use this function)
164913_0_5403.cpp:5: error: (Each undeclared identifier is reported only once for each function it appears in.)
164913_0_5403.cpp:6: error: expected `;' before "scnaf"
164913_0_5403.cpp:7: error: break statement not within loop or switch
164913_0_5403.cpp:12: error: expected `}' at end of input