Compilare: main.cpp: In function 'int main()': main.cpp:26:28: warning: format '%s' expects argument of type 'char*', but argument 2 has type 'char (*)[1005]' [-Wformat=] scanf("%s", &mat[i]); ^ main.cpp:23:11: warning: unused variable 'b' [-Wunused-variable] poz a,b, curent; ^ main.cpp:19:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("barbar.in", "r", stdin); ^ main.cpp:20:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("barbar.out", "w", stdout); ^ main.cpp:24:30: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d\n", &r, &col); ^ main.cpp:26:29: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%s", &mat[i]); ^ main.cpp:94:33: warning: 'finish.poz::x' may be used uninitialized in this function [-Wmaybe-uninitialized] while(viz[finish.x][finish.y] == 0 && i >= 1) ~~~~~~~~~~~~~~~~~~~~~~^ main.cpp:94:33: warning: 'finish.poz::y' may be used uninitialized in this function [-Wmaybe-uninitialized]