Compilare: main.cpp: In function 'int main()': main.cpp:139:27: warning: 'fy' may be used uninitialized in this function [-Wmaybe-uninitialized] fout << dp[fx][fy] << '\n'; ^~~~ main.cpp:139:27: warning: 'fx' may be used uninitialized in this function [-Wmaybe-uninitialized] main.cpp:16:32: warning: 'sy' may be used uninitialized in this function [-Wmaybe-uninitialized] : cost(cost), i(i), j(j) ^ main.cpp:78:13: note: 'sy' was declared here int sx, sy, fx, fy; ^~ main.cpp:16:32: warning: 'sx' may be used uninitialized in this function [-Wmaybe-uninitialized] : cost(cost), i(i), j(j) ^ main.cpp:78:9: note: 'sx' was declared here int sx, sy, fx, fy; ^~