Compilare: main.cpp: In function 'int main()': main.cpp:21:32: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'bool*' [-Wformat=] scanf("%d",&a[i][j]); ^ main.cpp:14:11: warning: unused variable 'm' [-Wunused-variable] int n,m,i,j; ^ main.cpp:11:34: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("custi.in","r",stdin); ^ main.cpp:12:36: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("custi.out","w",stdout); ^ main.cpp:16:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ main.cpp:21:33: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&a[i][j]); ^