Compilare: main.cpp: In function 'int main()': main.cpp:37:24: warning: unused variable 'k' [-Wunused-variable] 37 | int t, n, m, type, k = 0; | ^ main.cpp: In function 'int find(int)': main.cpp:31:24: warning: 'a' may be used uninitialized in this function [-Wmaybe-uninitialized] 31 | while(p[r] != 0) r = p[a]; | ~~^~~~~~ main.cpp: In function 'int main()': main.cpp:31:24: warning: 'a' may be used uninitialized in this function [-Wmaybe-uninitialized] 31 | while(p[r] != 0) r = p[a]; | ~~^~~~~~ main.cpp:29:12: note: 'a' was declared here 29 | int r, a; | ^ main.cpp:31:24: warning: 'a' may be used uninitialized in this function [-Wmaybe-uninitialized] 31 | while(p[r] != 0) r = p[a]; | ~~^~~~~~ main.cpp:29:12: note: 'a' was declared here 29 | int r, a; | ^