Compilare: main.cpp: In function 'int main()': main.cpp:31:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < v.size() - 1; i++) ~~^~~~~~~~~~~~~~ main.cpp:31:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int i = 0; i < v.size() - 1; i++) ^~~ main.cpp:34:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' if(rez < 0) ^~