politics.cpp: In function 'int main()': politics.cpp:26: error: 'length' was not declared in this scope politics.cpp:27: error: could not convert 'arr[i]' to 'bool' politics.cpp:27: error: 'v' was not declared in this scope politics.cpp:30: error: 'v' was not declared in this scope politics.cpp:36: error: 'toShow' was not declared in this scope politics.cpp:40: error: 'toShow' was not declared in this scope