Compilare: main.cpp: In function 'int main()': main.cpp:66:28: warning: format '%s' expects argument of type 'char*', but argument 2 has type 'char (*)[1005]' [-Wformat=] scanf("%s", &mat[i]); ^ main.cpp:61:37: 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:62:39: 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:64:30: 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:66:29: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%s", &mat[i]); ^ main.cpp:154:32: warning: 'finishy' may be used uninitialized in this function [-Wmaybe-uninitialized] if(viz[finishx][finishy]) ~~~~~~~~~~~~~~~~~~~~^ main.cpp:154:32: warning: 'finishx' may be used uninitialized in this function [-Wmaybe-uninitialized] main.cpp:138:10: warning: 'starty' may be used uninitialized in this function [-Wmaybe-uninitialized] solve(1, startx * 1001 + starty, r, col); ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:138:21: warning: 'startx' may be used uninitialized in this function [-Wmaybe-uninitialized] solve(1, startx * 1001 + starty, r, col); ~~~~~~~^~~~~~