Compilare: main.cpp: In function 'int main()': main.cpp:20:13: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 20 | while(i < strlen(a)) | ~~^~~~~~~~~~~ main.cpp:44:12: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 44 | while(i<strlen(b)) | ~^~~~~~~~~~ main.cpp:51:13: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 51 | if(j==strlen(a)) | ~^~~~~~~~~~~ main.cpp:56:19: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 56 | else if(i < strlen(b) && a[j]!=b[i]) | ~~^~~~~~~~~~~