pluricex.cpp: In function 'void bk(int)': pluricex.cpp:53: warning: suggest explicit braces to avoid ambiguous 'else' pluricex.cpp: In function 'int main()': pluricex.cpp:67: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result pluricex.cpp:70: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result pluricex.cpp:72: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result /usr/include/c++/4.4/bits/stl_algo.h: In function 'void afis()': /usr/include/c++/4.4/bits/stl_algo.h:2178: warning: array subscript is above array bounds