trecere.cpp: In function 'int main()': trecere.cpp:26: warning: unused variable 'k' trecere.cpp:26: warning: unused variable 'ff' trecere.cpp:27: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result trecere.cpp:30: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result trecere.cpp:26: warning: 'mincol' may be used uninitialized in this function trecere.cpp:26: warning: 'mincul' may be used uninitialized in this function