Compilare: main.cpp: In function 'int main()': main.cpp:176:12: warning: unused variable 'y' [-Wunused-variable] int x, y, z; ^ main.cpp:176:15: warning: unused variable 'z' [-Wunused-variable] int x, y, z; ^ main.cpp: In function 'void constr(int, int, int)': main.cpp:67:40: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &noduri[poz]); ^ main.cpp: In function 'int main()': main.cpp:168:31: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &n,&m); ^ main.cpp:180:41: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d%d", &x, &a,&b); ^