vopsea.cpp: In function 'int ff(int)': vopsea.cpp:10: warning: unused variable 'p' vopsea.cpp: In function 'int verifica(int)': vopsea.cpp:81: warning: unused variable 't' vopsea.cpp:81: warning: unused variable 'p' vopsea.cpp: In function 'int main()': vopsea.cpp:178: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result vopsea.cpp:183: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result vopsea.cpp: In function 'int verifica(int)': vopsea.cpp:119: warning: control reaches end of non-void function