Eroare de compilare: main.cpp: In function 'void Union(int, int)': main.cpp:14:2: error: 'cnt' was not declared in this scope cnt[x] += cnt[y]; ^~~ main.cpp: In function 'int main()': main.cpp:36:6: error: 'i' was not declared in this scope for(i = 1;i <= n * n;i++) ^ main.cpp:37:9: error: 'cnt' was not declared in this scope cnt[i] = 1; ^~~ main.cpp:39:15: error: 'lin' was not declared in this scope while(cin >> lin[i] >> col[i]) ^~~ main.cpp:39:19: error: 'i' was not declared in this scope while(cin >> lin[i] >> col[i]) ^ main.cpp:39:25: error: 'col' was not declared in this scope while(cin >> lin[i] >> col[i]) ^~~ main.cpp:43:13: error: 'lin' was not declared in this scope x = lin[i]; ^~~ main.cpp:44:13: error: 'col' was not declared in this scope y = col[i]; ^~~ main.cpp:45:9: error: 'a' was not declared in this scope a[x][y] = 1; ^ main.cpp:46:13: error: 'k' was not declared in this scope for(k = 0;k < 4;k++) ^ main.cpp:61:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int i = 1;i <= m;i++) ^~~ main.cpp:63:2: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' return 0; ^~~~~~ main.cpp:34:9: warning: unused variable 'conex' [-Wunused-variable] int conex; ^~~~~ main.cpp:38:6: warning: unused variable 'op' [-Wunused-variable] int op, x, y, maxim = 1, j, q; ^~ main.cpp:38:16: warning: unused variable 'maxim' [-Wunused-variable] int op, x, y, maxim = 1, j, q; ^~~~~ Non zero exit status: 1