Compilare: main.cpp: In function 'int main()': main.cpp:16:27: warning: format '%s' expects argument of type 'char*', but argument 3 has type 'char (*)[1005]' [-Wformat=] fscanf(fin,"%s",&s); ^ main.cpp:13:29: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d%d",&n,&m); ^ main.cpp:16:28: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%s",&s); ^ main.cpp:87:14: warning: 'cf' may be used uninitialized in this function [-Wmaybe-uninitialized] a[lf][cf]=0; ~~~~~~~~~^~ main.cpp:87:14: warning: 'lf' may be used uninitialized in this function [-Wmaybe-uninitialized] main.cpp:44:14: warning: 'c1' may be used uninitialized in this function [-Wmaybe-uninitialized] a[l1][c1]=-1; ~~~~~~~~~^~~ main.cpp:67:14: warning: 'c2' may be used uninitialized in this function [-Wmaybe-uninitialized] a[l2][c2]=1; ~~~~~~~~~^~ main.cpp:67:14: warning: 'l2' may be used uninitialized in this function [-Wmaybe-uninitialized] main.cpp:44:14: warning: 'l1' may be used uninitialized in this function [-Wmaybe-uninitialized] a[l1][c1]=-1; ~~~~~~~~~^~~