Compilare: main.cpp: In function 'int main()': main.cpp:61:9: warning: 'tip' may be used uninitialized [-Wmaybe-uninitialized] 61 | switch( tip ) { | ^~~~~~ main.cpp:59:28: note: 'tip' was declared here 59 | for ( int i = 1, a, b, tip; i <= q; i ++ ) { | ^~~ In function 'int root(int)', inlined from 'int main()' at main.cpp:70:35: main.cpp:14:29: warning: 'b' may be used uninitialized [-Wmaybe-uninitialized] 14 | for ( x = node; father[x] > 0; ) { | ~~~~~~~~^ main.cpp: In function 'int main()': main.cpp:59:25: note: 'b' was declared here 59 | for ( int i = 1, a, b, tip; i <= q; i ++ ) { | ^ In function 'int root(int)', inlined from 'int main()' at main.cpp:70:22: main.cpp:14:29: warning: 'a' may be used uninitialized [-Wmaybe-uninitialized] 14 | for ( x = node; father[x] > 0; ) { | ~~~~~~~~^ main.cpp: In function 'int main()': main.cpp:59:22: note: 'a' was declared here 59 | for ( int i = 1, a, b, tip; i <= q; i ++ ) { | ^