Compilare: main.cpp: In function 'bool findSecondSol()': main.cpp:56:18: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] 56 | if(mxleft!=0&mxright!=0) | ~~~~~~^~~ main.cpp: In function 'bool findFirstSolWithItopAndIbotGiven()': main.cpp:93:18: warning: unused variable 'e' [-Wunused-variable] 93 | for(auto e:itop[i]) | ^ main.cpp:80:9: warning: unused variable 'onTop' [-Wunused-variable] 80 | int onTop=0,onBot=cnt; | ^~~~~ main.cpp: In function 'int main()': main.cpp:137:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<patrat>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 137 | for(int i=0;i<ra.size();i++) | ~^~~~~~~~~~ main.cpp:151:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<patrat>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 151 | for(int i=0;i<ra.size();i++) | ~^~~~~~~~~~