Compilare: main.cpp: In function 'void display(std::vector<Node>)': main.cpp:24:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Node>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 24 | for(int i = 0 ; i < dp.size();i++){ | ~~^~~~~~~~~~~ main.cpp:26:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 26 | for(int x = 0 ; x < dp[i].child.size();x++){ | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:67:29: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Word>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 67 | for(int right =1 ; right< V.size();right++){ | ~~~~~^~~~~~~~~~ main.cpp:91:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Node>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 91 | for(int i = 0 ; i < dp.size();i++){ | ~~^~~~~~~~~~~ main.cpp:98:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 98 | for(int x = 0 ; x < dp[maxPos].child.size();x++){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:48:9: warning: unused variable 'i' [-Wunused-variable] 48 | int i=1,nrMatch=0; | ^ main.cpp:48:13: warning: unused variable 'nrMatch' [-Wunused-variable] 48 | int i=1,nrMatch=0; | ^~~~~~~