Compilare: main.cpp: In function 'int kmp(const char*, size_t, const char*, size_t)': main.cpp:19:19: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 19 | for (i = 1; i < pat_size; ++i) { | ~~^~~~~~~~~~ main.cpp:27:19: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 27 | for (i = 0; i < txt_size; ++i) { | ~~^~~~~~~~~~ main.cpp:31:15: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 31 | if (j == pat_size) return i - j + 1; | ~~^~~~~~~~~~~