Compilare: user.cpp: In function ‘int main()’: user.cpp:104:18: warning: unused variable ‘c’ [-Wunused-variable] int zile, n, c; ^ user.cpp:107:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &zile); ^ user.cpp:110:77: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d%d%d%d%d%d", &nr1, &nr5, &nr10, &nr50, &nr100, &nr500); ^ user.cpp:111:29: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &n); ^ user.cpp:115:36: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &v[j]); ^