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:65:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<line[i].size()-1;j++) ~^~~~~~~~~~~~~~~~~ main.cpp:66:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int g=j+1;g<line[i].size();g++) ~^~~~~~~~~~~~~~~ main.cpp:72:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<column[i].size()-1;j++) ~^~~~~~~~~~~~~~~~~~~ main.cpp:73:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int g=j+1;g<column[i].size();g++) ~^~~~~~~~~~~~~~~~~ main.cpp:78:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<points.size();i++) ~^~~~~~~~~~~~~~ main.cpp:85:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<points.size();j++) ~^~~~~~~~~~~~~~ main.cpp:99:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<nod[pos].size();j++) ~^~~~~~~~~~~~~~~~ main.cpp:107:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<ans.size();i++) ~^~~~~~~~~~~