Borderou de evaluare (job #623787)

Compilare: main.cpp: In function 'int main()': main.cpp:18:15: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'unsigned int'} [-Wsign-compare] 18 | for (i=0;i<strlen(s);i++) | ~^~~~~~~~~~ main.cpp:20:15: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'unsigned int'} [-Wsign-compare] 20 | for (i=0;i<strlen(s) && ok==1;i++) | ~^~~~~~~~~~ main.cpp:31:22: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'unsigned int'} [-Wsign-compare] 31 | if (j==i && i<strlen(s)) | ~^~~~~~~~~~ main.cpp:15:21: warning: unused variable 'car' [-Wunused-variable] 15 | char s[1000000],car; | ^~~