Compilare: user.cpp: In function ‘int main()’: user.cpp:40:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d%d", &n, &sum); ^ user.cpp:44:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &v[i]); ^ user.cpp:72:16: warning: array subscript is above array bounds [-Warray-bounds] c[6] = s[temp].nu3; ^ user.cpp:74:80: warning: array subscript is above array bounds [-Warray-bounds] fprintf(out, "%d %d %d %d %d %d",c[1], c[2], c[3], c[4], c[5], c[6]); ^