Compilare: main.cpp: In function 'int main()': main.cpp:32:24: warning: unused variable 'k' [-Wunused-variable] 32 | int t, n, m, type, k = 0; | ^ main.cpp: In function 'int find(int)': main.cpp:26:24: warning: 'a' may be used uninitialized [-Wmaybe-uninitialized] 26 | while(p[r] != 0) r = p[a]; | ~~^~~~~~ main.cpp:24:12: note: 'a' was declared here 24 | int r, a; | ^ In function 'int find(int)', inlined from 'int main()' at main.cpp:48:21: main.cpp:26:24: warning: 'a' may be used uninitialized [-Wmaybe-uninitialized] 26 | while(p[r] != 0) r = p[a]; | ~~^~~~~~ main.cpp: In function 'int main()': main.cpp:24:12: note: 'a' was declared here 24 | int r, a; | ^ In function 'int find(int)', inlined from 'int main()' at main.cpp:48:34: main.cpp:26:24: warning: 'a' may be used uninitialized [-Wmaybe-uninitialized] 26 | while(p[r] != 0) r = p[a]; | ~~^~~~~~ main.cpp: In function 'int main()': main.cpp:24:12: note: 'a' was declared here 24 | int r, a; | ^