Compilare: main.cpp: In function 'void inmult(int)': main.cpp:7:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<nr.size();i++){ ~^~~~~~~~~~ main.cpp:10:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<nr.size();i++){ ~^~~~~~~~~~ main.cpp:12:11: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i==nr.size()-1) ~^~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:36:37: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d%d%d",&n,&nrcp,&k); ^