Compilare: main.cpp: In function 'int anagrama(char*)': main.cpp:20:12: warning: unused variable 'i' [-Wunused-variable] int s, l, i, k; ^ main.cpp: In function 'int main()': main.cpp:74:23: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &n); ^ main.cpp:77:26: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%s", buff); ^