Compilare: main.cpp: In function 'void dfs1(int, int)': main.cpp:29:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 29 | for(i=0; i<adj[curr].size(); i++) | ~^~~~~~~~~~~~~~~~~ main.cpp:25:13: warning: unused variable 'j' [-Wunused-variable] 25 | int i,k,j; | ^ main.cpp: In function 'void dfs2(int, int)': main.cpp:45:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 45 | for(i=0; i<adj2[curr].size(); i++) | ~^~~~~~~~~~~~~~~~~~ main.cpp:41:13: warning: unused variable 'j' [-Wunused-variable] 41 | int i,k,j; | ^ main.cpp: In function 'int findmatch(int)': main.cpp:63:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 63 | for(i=0; i<bi[curr].size(); i++) | ~^~~~~~~~~~~~~~~~ main.cpp:73:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 73 | for(i=0; i<bi[curr].size(); i++) | ~^~~~~~~~~~~~~~~~ main.cpp: In function 'int check(int, int)': main.cpp:92:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 92 | for(i=0; i<adj[a].size(); i++) | ~^~~~~~~~~~~~~~ main.cpp:94:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 94 | for(j=0; j<adj2[b].size(); j++) | ~^~~~~~~~~~~~~~~ main.cpp:107:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 107 | for(i=0; i<adj[a].size(); i++) | ~^~~~~~~~~~~~~~ main.cpp:112:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 112 | for(i=0; i<adj2[b].size(); i++) | ~^~~~~~~~~~~~~~~ main.cpp:121:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 121 | for(i=0; i<adj[a].size(); i++) | ~^~~~~~~~~~~~~~ main.cpp:133:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 133 | for(i=0; i<adj[a].size(); i++) | ~^~~~~~~~~~~~~~ main.cpp:139:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 139 | for(i=0; i<adj[a].size(); i++) | ~^~~~~~~~~~~~~~ main.cpp:144:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 144 | if(b==0 && match==adj2[b].size()) | ~~~~~^~~~~~~~~~~~~~~~ main.cpp:152:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 152 | if(match==adj2[b].size()-1) | ~~~~~^~~~~~~~~~~~~~~~~~ main.cpp: In function 'void calcul(int)':