politics.cpp: In function 'int main()': politics.cpp:7: error: 'n' was not declared in this scope politics.cpp:7: error: 'm' was not declared in this scope politics.cpp:10: error: 'x' was not declared in this scope politics.cpp:10: error: 'y' was not declared in this scope politics.cpp:11: error: 'v' was not declared in this scope politics.cpp:16: error: 'v' was not declared in this scope politics.cpp:22: error: 'aux' was not declared in this scope politics.cpp:32: error: 'v' was not declared in this scope politics.cpp:38: error: 'aux' was not declared in this scope