Compilare: main.cpp: In function 'int main()': main.cpp:47:18: warning: 'j2' may be used uninitialized [-Wmaybe-uninitialized] 47 | dapa[i2][j2] = 0; | ~~~~~~~~~~~~~^~~ main.cpp:23:21: note: 'j2' was declared here 23 | int i1, j1, i2, j2, i3, j3; | ^~ main.cpp:47:18: warning: 'i2' may be used uninitialized [-Wmaybe-uninitialized] 47 | dapa[i2][j2] = 0; | ~~~~~~~~~~~~~^~~ main.cpp:23:17: note: 'i2' was declared here 23 | int i1, j1, i2, j2, i3, j3; | ^~ main.cpp:87:29: warning: 'j3' may be used uninitialized [-Wmaybe-uninitialized] 87 | cout << dmin[i3][j3] << '\n'; | ^~~~ main.cpp:23:29: note: 'j3' was declared here 23 | int i1, j1, i2, j2, i3, j3; | ^~ main.cpp:87:29: warning: 'i3' may be used uninitialized [-Wmaybe-uninitialized] 87 | cout << dmin[i3][j3] << '\n'; | ^~~~ main.cpp:23:25: note: 'i3' was declared here 23 | int i1, j1, i2, j2, i3, j3; | ^~ main.cpp:62:12: warning: 'j1' may be used uninitialized [-Wmaybe-uninitialized] 62 | pq.push({0, i1, j1, 0}); | ~~~~~~~^~~~~~~~~~~~~~~~ main.cpp:23:13: note: 'j1' was declared here 23 | int i1, j1, i2, j2, i3, j3; | ^~ main.cpp:62:12: warning: 'i1' may be used uninitialized [-Wmaybe-uninitialized] 62 | pq.push({0, i1, j1, 0}); | ~~~~~~~^~~~~~~~~~~~~~~~ main.cpp:23:9: note: 'i1' was declared here 23 | int i1, j1, i2, j2, i3, j3; | ^~