Compilare: main.cpp: In function 'int main()': main.cpp:41:18: warning: 'j2' may be used uninitialized [-Wmaybe-uninitialized] 41 | dapa[i2][j2] = 0; | ~~~~~~~~~~~~~^~~ main.cpp:17:21: note: 'j2' was declared here 17 | int i1, j1, i2, j2, i3, j3; | ^~ main.cpp:41:18: warning: 'i2' may be used uninitialized [-Wmaybe-uninitialized] 41 | dapa[i2][j2] = 0; | ~~~~~~~~~~~~~^~~ main.cpp:17:17: note: 'i2' was declared here 17 | int i1, j1, i2, j2, i3, j3; | ^~ In file included from /usr/include/c++/12.2.1/bits/stl_algobase.h:64, from /usr/include/c++/12.2.1/bits/specfun.h:45, from /usr/include/c++/12.2.1/cmath:1935, from /usr/include/c++/12.2.1/x86_64-pc-linux-gnu/bits/stdc++.h:41, from main.cpp:1: In constructor 'constexpr std::pair<_T1, _T2>::pair(const _T1&, const _T2&) requires _S_constructible<const _T1&, const _T2&>() [with _T1 = int; _T2 = std::pair<int, int>]', inlined from 'int main()' at main.cpp:56:12: /usr/include/c++/12.2.1/bits/stl_pair.h:272:21: warning: 'j1' may be used uninitialized [-Wmaybe-uninitialized] 272 | : first(__x), second(__y) | ^~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:17:13: note: 'j1' was declared here 17 | int i1, j1, i2, j2, i3, j3; | ^~ In constructor 'constexpr std::pair<_T1, _T2>::pair(const _T1&, const _T2&) requires _S_constructible<const _T1&, const _T2&>() [with _T1 = int; _T2 = std::pair<int, int>]', inlined from 'int main()' at main.cpp:56:12: /usr/include/c++/12.2.1/bits/stl_pair.h:272:21: warning: 'i1' may be used uninitialized [-Wmaybe-uninitialized] 272 | : first(__x), second(__y) | ^~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:17:9: note: 'i1' was declared here 17 | int i1, j1, i2, j2, i3, j3; | ^~ main.cpp:82:29: warning: 'j3' may be used uninitialized [-Wmaybe-uninitialized] 82 | cout << dmin[i3][j3] << '\n'; | ^~~~ main.cpp:17:29: note: 'j3' was declared here 17 | int i1, j1, i2, j2, i3, j3; | ^~ main.cpp:82:29: warning: 'i3' may be used uninitialized [-Wmaybe-uninitialized] 82 | cout << dmin[i3][j3] << '\n'; | ^~~~ main.cpp:17:25: note: 'i3' was declared here 17 | int i1, j1, i2, j2, i3, j3; | ^~