Compilare: main.cpp: In constructor 'Trie::Trie()': main.cpp:13:9: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(short int i=0;i<26;i++) ^~~ main.cpp:15:13: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' prefix=0; ^~~~~~ main.cpp: In function 'void ADD(char*)': main.cpp:26:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (short int i=0;i<strlen(x);i++){ ~^~~~~~~~~~ main.cpp:32:8: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i == strlen(x)-1){ ~~^~~~~~~~~~~~~~ main.cpp: In function 'void REMOVE(char*)': main.cpp:40:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(short int i=0;i<strlen(x);i++){ ~^~~~~~~~~~ main.cpp:46:8: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i == strlen(x)-1){ ~~^~~~~~~~~~~~~~ main.cpp: In function 'int NUMAR(char*)': main.cpp:54:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(short int i=0;i<strlen(x);i++){ ~^~~~~~~~~~ main.cpp:59:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i==strlen(x)-1){ ~^~~~~~~~~~~~~ main.cpp:64:1: warning: control reaches end of non-void function [-Wreturn-type] } ^