Compilare: main.cpp: In function 'int main()': main.cpp:18:18: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 18 | for(i=1;i<strlen(sir);i++) | ~^~~~~~~~~~~~ main.cpp:25:18: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 25 | for(i=1;i<strlen(s);i++) | ~^~~~~~~~~~ main.cpp:29:18: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 29 | for(i=1;i<strlen(sir);i++) | ~^~~~~~~~~~~~ main.cpp:33:26: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 33 | for(j=1;j<strlen(s);j++) | ~^~~~~~~~~~ main.cpp:43:30: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 43 | for(j=1;j<strlen(s);j++) | ~^~~~~~~~~~ main.cpp:51:30: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 51 | for(j=1;j<strlen(s);j++) | ~^~~~~~~~~~