Main.cpp: In function 'void solvef(long long int)':
Main.cpp:16:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
16 | for(int i=0;i<adj[u].size();i++){
| ~^~~~~~~~~~~~~~
Main.cpp:24:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
24 | for(int i=0;i<adj[u].size();i++){
| ~^~~~~~~~~~~~~~
Main.cpp:28:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
28 | for(int i=0;i<adj[u].size();i++){
| ~^~~~~~~~~~~~~~
Main.cpp: In function 'void solves(long long int)':
Main.cpp:48:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
48 | for(int i=0;i<adj[u].size();i++){
| ~^~~~~~~~~~~~~~
Main.cpp:52:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
52 | for(int i=0;i<adj[u].size();i++){
| ~^~~~~~~~~~~~~~
Main.cpp:60:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
60 | for(int i=0;i<adj[u].size();i++){
| ~^~~~~~~~~~~~~~
Main.cpp:64:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
64 | for(int i=0;i<adj[u].size();i++){
| ~^~~~~~~~~~~~~~
Main.cpp:84:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
84 | for(int i=0;i<adj[u].size();i++){
| ~^~~~~~~~~~~~~~