Compilare: main.cpp: In function 'void solve()': main.cpp:42:20: warning: format '%s' expects argument of type 'char*', but argument 2 has type 'char (*)[103]' [-Wformat=] scanf ("%s", &s); ^ main.cpp:40:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf ("%d%d", &n, &m); ^ main.cpp:42:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf ("%s", &s); ^ main.cpp: In function 'int main()': main.cpp:95:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("marceland.in", "r", stdin); ^ main.cpp:96:41: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("marceland.out", "w", stdout); ^ main.cpp:97:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf ("%d", &t); ^