View Compilation Error

0_0_38525886_18094.cpp: In function 'int main()':
0_0_38525886_18094.cpp:17:21: error: 'amp' was not declared in this scope
     if(sum >= f[j] && sum  >= 0){
                     ^
0_0_38525886_18094.cpp:17:24: error: expected ')' before ';' token
     if(sum >= f[j] && sum  >= 0){
                        ^
0_0_38525886_18094.cpp:17:26: error: 'amp' was not declared in this scope
     if(sum >= f[j] && sum  >= 0){
                          ^
0_0_38525886_18094.cpp:17:40: error: expected ';' before ')' token
     if(sum >= f[j] && sum  >= 0){
                                        ^