Compilare: user.cpp: In function ‘int main()’: user.cpp:24:30: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &n, &m); ^ user.cpp:105:21: warning: ‘cOut’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(l == lOut && c == cOut) ^ user.cpp:105:8: warning: ‘lOut’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(l == lOut && c == cOut) ^ user.cpp:82:21: warning: ‘cIn’ may be used uninitialized in this function [-Wmaybe-uninitialized] dist[lIn][cIn] = 0; ^ user.cpp:82:21: warning: ‘lIn’ may be used uninitialized in this function [-Wmaybe-uninitialized]