daruri.cpp: In function 'int main()': daruri.cpp:12: warning: unused variable 'n' daruri.cpp:12: warning: unused variable 'i' daruri.cpp:12: warning: unused variable 'e' daruri.cpp:12: warning: unused variable 'j' daruri.cpp:12: warning: unused variable 'p' daruri.cpp:12: warning: unused variable 's' daruri.cpp:12: warning: unused variable 'x' daruri.cpp:12: warning: unused variable 'y' daruri.cpp:12: warning: unused variable 'z' daruri.cpp:14: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result