Compilare: main.cpp: In function 'int main()': main.cpp:21:13: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int k=0;k<3;k++) ^~~ main.cpp:23:14: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' d[i][j]%=4001; ^ main.cpp:9:13: warning: unused variable 'i' [-Wunused-variable] int m,n,i,j,k; ^ main.cpp:9:15: warning: unused variable 'j' [-Wunused-variable] int m,n,i,j,k; ^ main.cpp:9:17: warning: unused variable 'k' [-Wunused-variable] int m,n,i,j,k; ^