Compilare: main.cpp: In function 'int solve(std::vector<int>&, int, int)': main.cpp:40:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(v.size() > s){ ~~~~~~~~~^~~ main.cpp:89:13: warning: unused variable 'tmp_mx_pow' [-Wunused-variable] int tmp_mx_pow = mx_pow; ^~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:151:22: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&t); ^ main.cpp:155:32: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d",&n,&s); ^ main.cpp:158:33: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&v[i]); ^