uscat.cpp: In function 'int main()': uscat.cpp:50: warning: format '%lld' expects type 'long long int', but argument 3 has type 'int' uscat.cpp:38: warning: unused variable 'j' uscat.cpp:38: warning: unused variable 'timp' uscat.cpp:38: warning: unused variable 'ok' uscat.cpp:39: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result uscat.cpp:41: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result uscat.cpp:49: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result