Compilare: main.cpp: In function 'void elim(int)': main.cpp:40:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<nod[pos].size();i++) ~^~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:60:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<line[i].size()-1;j++) ~^~~~~~~~~~~~~~~~~ main.cpp:61:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int g=j+1;g<line[i].size();g++) ~^~~~~~~~~~~~~~~ main.cpp:67:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<column[i].size()-1;j++) ~^~~~~~~~~~~~~~~~~~~ main.cpp:68:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int g=j+1;g<column[i].size();g++) ~^~~~~~~~~~~~~~~~~ main.cpp:73:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<points.size();i++) ~^~~~~~~~~~~~~~ main.cpp:80:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<points.size();j++) ~^~~~~~~~~~~~~~ main.cpp:94:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<nod[pos].size();j++) ~^~~~~~~~~~~~~~~~ main.cpp:102:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<ans.size();i++) ~^~~~~~~~~~~