Compilare: main.cpp: In function 'int main()': main.cpp:36:33: warning: suggest parentheses around '&&' within '||' [-Wparentheses] if (v[i+1][j]==1&&v[i][j]==1||v[i+1][j]==2&&v[i][j]==2) ~~~~~~~~~~~~^~~~~~~~~~~~ main.cpp:66:37: warning: suggest parentheses around '&&' within '||' [-Wparentheses] if (v[i][j+1]==1&&v[i][j]==1||v[i][j+1]==2&&v[i][j]==2) ~~~~~~~~~~~~^~~~~~~~~~~~ main.cpp:7:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("insule.in","r",stdin); ^ main.cpp:8:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("insule.out","w",stdout); ^ main.cpp:10:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&m); ^ main.cpp:14:34: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%1d",&v[i][j]); ^