Compilare: main.cpp: In function 'void Read()': main.cpp:23:49: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'bool*' [-Wformat=] for(j=1; j<=N; ++j)scanf("%d", &M1[i][j]); ^ main.cpp: In function 'int main()': main.cpp:14:36: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("acces.in", "r", stdin); ^ main.cpp:15:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("acces.out", "w", stdout); ^ main.cpp: In function 'void Read()': main.cpp:21:26: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &M, &N); ^ main.cpp:23:50: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] for(j=1; j<=N; ++j)scanf("%d", &M1[i][j]); ^ main.cpp:24:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &Q); ^ main.cpp: In function 'void Parse(int&, int&)': main.cpp:55:24: warning: ignoring return value of 'char* fgets(char*, int, FILE*)', declared with attribute warn_unused_result [-Wunused-result] fgets(C, 10, stdin); ^