Compilare: main.cpp: In function 'int main()': main.cpp:52:36: warning: 'hashA2' may be used uninitialized [-Wmaybe-uninitialized] 52 | if (hashA1 == hashB1 && hashA2 == hashB2) { | ~~~~~~~^~~~~~~~~ main.cpp:19:17: note: 'hashA2' was declared here 19 | int hashA1, hashA2; | ^~~~~~ main.cpp:52:16: warning: 'hashA1' may be used uninitialized [-Wmaybe-uninitialized] 52 | if (hashA1 == hashB1 && hashA2 == hashB2) { | ~~~~~~~^~~~~~~~~ main.cpp:19:9: note: 'hashA1' was declared here 19 | int hashA1, hashA2; | ^~~~~~ main.cpp:58:42: warning: 'P1' may be used uninitialized [-Wmaybe-uninitialized] 58 | hashB1 = ((hashB1 - (B[i - lenA] * P1) % MOD1 + MOD1) * P + B[i]) % MOD1; | ~~~~~~~~~~~~~^~~~~ main.cpp:18:9: note: 'P1' was declared here 18 | int P1, P2; | ^~ main.cpp:59:42: warning: 'P2' may be used uninitialized [-Wmaybe-uninitialized] 59 | hashB2 = ((hashB2 - (B[i - lenA] * P2) % MOD2 + MOD2) * P + B[i]) % MOD2; | ~~~~~~~~~~~~~^~~~~ main.cpp:18:13: note: 'P2' was declared here 18 | int P1, P2; | ^~ main.cpp:52:36: warning: 'hashB2' may be used uninitialized [-Wmaybe-uninitialized] 52 | if (hashA1 == hashB1 && hashA2 == hashB2) { | ~~~~~~~^~~~~~~~~ main.cpp:20:17: note: 'hashB2' was declared here 20 | int hashB1, hashB2; | ^~~~~~ main.cpp:52:16: warning: 'hashB1' may be used uninitialized [-Wmaybe-uninitialized] 52 | if (hashA1 == hashB1 && hashA2 == hashB2) { | ~~~~~~~^~~~~~~~~ main.cpp:20:9: note: 'hashB1' was declared here 20 | int hashB1, hashB2; | ^~~~~~