arbgraf.cpp: In function 'int main()': arbgraf.cpp:51: warning: comparison between signed and unsigned integer expressions arbgraf.cpp:55: warning: comparison between signed and unsigned integer expressions arbgraf.cpp:33: warning: unused variable 'p10' arbgraf.cpp:33: warning: unused variable 'sant' arbgraf.cpp:34: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result arbgraf.cpp:37: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result