Compilare: main.cpp: In function 'int main()': main.cpp:27:19: warning: suggest explicit braces to avoid ambiguous 'else' [-Wdangling-else] 27 | if(v.back()>x) | ^ main.cpp:38:24: warning: comparison of integer expressions of different signedness: 'std::deque<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 38 | if(v.size()>=k) | ~~~~~~~~^~~ main.cpp:12:67: warning: unused variable 'nrmax' [-Wunused-variable] 12 | int n, k, i, nr=0, max1=0, max2=0, min1=30001, min2=30001, x, nrmax=0; | ^~~~~