Compilare: main.cpp: In function 'void solve_2()': main.cpp:52:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(j=1;j<=m+1;j++)a1[0][j]=a1[n+1][j]=0; lmax=0; cmax=0; ^~~ main.cpp:52:47: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' for(j=1;j<=m+1;j++)a1[0][j]=a1[n+1][j]=0; lmax=0; cmax=0; ^~~~