Compilare: main.cpp: In function 'int mymin(int (*)[251], int, int)': main.cpp:31:9: warning: unused variable 'res' [-Wunused-variable] int k, res, pos, mini = inf; ^~~ main.cpp: At global scope: main.cpp:12:37: warning: always_inline function might not be inlinable [-Wattributes] __attribute__((always_inline)) int get_int() ^~~~~~~ main.cpp: In function 'int get_int()': main.cpp:19:28: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result] ++p != BUFFER_SIZE || (fread(inBuffer, 1, BUFFER_SIZE, stdin), p = 0); ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:25:28: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result] ++p != BUFFER_SIZE || (fread(inBuffer, 1, BUFFER_SIZE, stdin), p = 0); ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:43:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("lacusta.in", "r", stdin); ^ main.cpp:44:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("lacusta.out", "w", stdout); ^ main.cpp: In function 'int mymin(int (*)[251], int, int)': main.cpp:38:18: warning: 'pos' may be used uninitialized in this function [-Wmaybe-uninitialized] return dp[i][pos]; ^ main.cpp: In function 'int main()': main.cpp:38:18: warning: 'pos' may be used uninitialized in this function [-Wmaybe-uninitialized] return dp[i][pos]; ^ main.cpp:31:14: note: 'pos' was declared here int k, res, pos, mini = inf; ^~~