cri.cpp: In function 'int main()': cri.cpp:8: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result cri.cpp:11: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result cri.cpp:64: warning: 'cam' may be used uninitialized in this function cri.cpp:64: warning: 'nrcam' may be used uninitialized in this function