Compilare: main.cpp: In function 'int main()': main.cpp:15:24: warning: format '%s' expects argument of type 'char*', but argument 2 has type 'char (*)[22]' [-Wformat=] scanf("%s %d", &s, &k); ^ main.cpp:17:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < strlen(s); i++) { ~~^~~~~~~~~~~ main.cpp:11:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("7segmente.in", "r", stdin); ^ main.cpp:12:40: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("7segmente.out", "w", stdout); ^ main.cpp:15:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%s %d", &s, &k); ^