Compilare: main.cpp: In constructor 'Tnod::Tnod(char, int)': main.cpp:11:10: warning: 'Tnod::c' will be initialized after [-Wreorder] char c; ^ main.cpp:10:14: warning: 'int Tnod::index' [-Wreorder] int nrAp,index,nrCuv; ^~~~~ main.cpp:12:5: warning: when initialized here [-Wreorder] Tnod(char c,int index) : c(c),index(index) { ^~~~ main.cpp: In function 'int main()': main.cpp:68:28: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] if (j==n-1) ^ main.cpp:26:32: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%s ",&op,s); ^