Compilare: user.cpp: In function ‘void cmmmc()’: user.cpp:54:30: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘int*’ [-Wformat=] fprintf(fout, "%d", &y[cmmc]); ^ user.cpp: In function ‘int main()’: user.cpp:63:27: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘int’ [-Wformat=] fscanf(fin, "%d\n", x[j]); ^ user.cpp:61:23: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &n); ^ user.cpp:63:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d\n", x[j]); ^