Compilare: main.cpp: In function 'int main()': main.cpp:193:20: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] if (s[i] == s[j]) ^ main.cpp: In function 'char Advance()': main.cpp:51:42: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result] fread(buffer, 1, BUFFSIZE, stdin); ^ main.cpp: In function 'int main()': main.cpp:117:41: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("palsubsecv.in", "r", stdin); ^ main.cpp:119:43: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("palsubsecv.out", "w", stdout); ^ main.cpp:123:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &tests); ^ main.cpp:129:51: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d\n%s", &n, &m, &limit, s + 1); ^ main.cpp:137:40: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d", &a, &b, &c); ^