Compilare: user.cpp: In function ‘int main()’: user.cpp:30:39: warning: array subscript has type ‘char’ [-Wchar-subscripts] for (i=1; i<=m; i++) scanf("%d", &a[i]); ^ user.cpp:30:40: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘char*’ [-Wformat=] for (i=1; i<=m; i++) scanf("%d", &a[i]); ^ user.cpp:31:39: warning: array subscript has type ‘char’ [-Wchar-subscripts] for (i=1; i<=n; i++) scanf("%d", &b[i]); ^ user.cpp:31:40: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘char*’ [-Wformat=] for (i=1; i<=n; i++) scanf("%d", &b[i]); ^ user.cpp:35:11: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (a[i] == b[j]) dp[i][j] = dp[i-1][j-1]+1; ^ user.cpp:35:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (a[i] == b[j]) dp[i][j] = dp[i-1][j-1]+1; ^ user.cpp:35:26: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (a[i] == b[j]) dp[i][j] = dp[i-1][j-1]+1; ^ user.cpp:35:29: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (a[i] == b[j]) dp[i][j] = dp[i-1][j-1]+1; ^ user.cpp:36:13: warning: array subscript has type ‘char’ [-Wchar-subscripts] else dp[i][j] = max(dp[i-1][j], dp[i][j-1]); ^ user.cpp:36:16: warning: array subscript has type ‘char’ [-Wchar-subscripts] else dp[i][j] = max(dp[i-1][j], dp[i][j-1]); ^ user.cpp:36:33: warning: array subscript has type ‘char’ [-Wchar-subscripts] else dp[i][j] = max(dp[i-1][j], dp[i][j-1]); ^ user.cpp:36:40: warning: array subscript has type ‘char’ [-Wchar-subscripts] else dp[i][j] = max(dp[i-1][j], dp[i][j-1]); ^ user.cpp:22:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cmlsc.in", "r", stdin); ^ user.cpp:23:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cmlsc.out", "w", stdout); ^ user.cpp:28:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &m, &n); ^ user.cpp:30:41: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for (i=1; i<=m; i++) scanf("%d", &a[i]); ^ user.cpp:31:41: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]