Compilare: user.cpp: In function ‘void afisare()’: user.cpp:63:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0; i<sus.size(); i++) fprintf(out, "%d",sus[i]); ^ user.cpp:65:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0; i<jos.size(); i++) fprintf(out, "%d",jos[i]); ^ user.cpp: In function ‘void impart_2()’: user.cpp:87:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0; i<sus.size(); i++) ^ user.cpp:94:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0; i<jos.size(); i++) ^ user.cpp:103:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0; i<sus1.size(); i++) sus.push_back(sus1[i]); ^ user.cpp:104:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0; i<jos1.size(); i++) jos.push_back(jos1[i]); ^ user.cpp: In function ‘void impart_5()’: user.cpp:111:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0; i<sus.size(); i++) ^ user.cpp:117:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0; i<jos.size(); i++) ^ user.cpp:126:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0; i<sus1.size(); i++) sus.push_back(sus1[i]); ^ user.cpp:127:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0; i<jos1.size(); i++) jos.push_back(jos1[i]); ^