Compilare: main.cpp: In function 'void display(std::vector<Node>)': main.cpp:31:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Node>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 31 | for(int i = 0 ; i < dp.size();i++){ | ~~^~~~~~~~~~~ main.cpp:33:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Word>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 33 | for(int x = 0 ; x < dp[i].child.size();x++){ | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:56:38: warning: narrowing conversion of 'dp.std::vector<Node>::operator[](1).Node::child.std::vector<Word>::size()' from 'std::vector<Word>::size_type' {aka 'long unsigned int'} to 'int' [-Wnarrowing] 56 | M[V[0].end] = {0,dp[1].child.size()}; | ~~~~~~~~~~~~~~~~^~ main.cpp:59:29: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Word>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 59 | for(int right =1 ; right< V.size();right++){ | ~~~~~^~~~~~~~~~ main.cpp:68:62: warning: narrowing conversion of 'dp.std::vector<Node>::operator[](((std::vector<Node>::size_type)right)).Node::child.std::vector<Word>::size()' from 'std::vector<Word>::size_type' {aka 'long unsigned int'} to 'int' [-Wnarrowing] 68 | M[V[right].end] = {right,dp[right].child.size()}; | ~~~~~~~~~~~~~~~~~~~~^~ main.cpp:71:62: warning: narrowing conversion of 'dp.std::vector<Node>::operator[](((std::vector<Node>::size_type)right)).Node::child.std::vector<Word>::size()' from 'std::vector<Word>::size_type' {aka 'long unsigned int'} to 'int' [-Wnarrowing] 71 | M[V[right].end] = {right,dp[right].child.size()}; | ~~~~~~~~~~~~~~~~~~~~^~ main.cpp:76:58: warning: narrowing conversion of 'dp.std::vector<Node>::operator[](((std::vector<Node>::size_type)right)).Node::child.std::vector<Word>::size()' from 'std::vector<Word>::size_type' {aka 'long unsigned int'} to 'int' [-Wnarrowing] 76 | M[V[right].end] = {right,dp[right].child.size()}; | ~~~~~~~~~~~~~~~~~~~~^~ main.cpp:84:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Node>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 84 | for(int i = 0 ; i < dp.size();i++){ | ~~^~~~~~~~~~~ main.cpp:91:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Word>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 91 | for(int x = 0 ; x < dp[maxPos].child.size();x++){ | ~~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:41:9: warning: unused variable 'i' [-Wunused-variable] 41 | int i=1,nrMatch=0; | ^ main.cpp:41:13: warning: unused variable 'nrMatch' [-Wunused-variable] 41 | int i=1,nrMatch=0; | ^~~~~~~