Compilare: main.cpp: In function 'int main()': main.cpp:71:23: warning: 'b' may be used uninitialized [-Wmaybe-uninitialized] 71 | mp[a][b] = mt[a][b]; | ~~~~~~~^ main.cpp:46:18: note: 'b' was declared here 46 | int x, y, a, b; | ^ main.cpp:71:23: warning: 'a' may be used uninitialized [-Wmaybe-uninitialized] 71 | mp[a][b] = mt[a][b]; | ~~~~~~~^ main.cpp:46:15: note: 'a' was declared here 46 | int x, y, a, b; | ^ main.cpp:73:20: warning: 'y' may be used uninitialized [-Wmaybe-uninitialized] 73 | cout << mp[x][y]; | ^ main.cpp:46:12: note: 'y' was declared here 46 | int x, y, a, b; | ^ main.cpp:73:20: warning: 'x' may be used uninitialized [-Wmaybe-uninitialized] 73 | cout << mp[x][y]; | ^ main.cpp:46:9: note: 'x' was declared here 46 | int x, y, a, b; | ^