0_0_14963743_1041.cpp: In function 'int main()': 0_0_14963743_1041.cpp:105:27: error: 'f' was not declared in this scope if(ok != 2 && f != i) ^ 0_0_14963743_1041.cpp:131:27: error: 'f' was not declared in this scope if(ok != 2 && f != i) ^