ausoara.cpp: In function 'int main()': ausoara.cpp:16: warning: unused variable 'l' ausoara.cpp:16: warning: unused variable 'c' ausoara.cpp:16: warning: unused variable 'd' ausoara.cpp:17: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result ausoara.cpp:18: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result ausoara.cpp:21: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result ausoara.cpp:31: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result ausoara.cpp:34: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result