Compilare: main.cpp: In function 'int main()': main.cpp:107:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0 ;i < sol.size(); i++) ~~^~~~~~~~~~~~ main.cpp:35:4: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int l = 1; l <= n; l++) ^~~ main.cpp:119:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' sort(rezf.begin(),rezf.end()); ^~~~ main.cpp:128:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < rezf.size(); i++) ~~^~~~~~~~~~~~~ main.cpp:131:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 0; j < val.size(); j++) ~~^~~~~~~~~~~~