Compilare: user.cpp: In function ‘int main()’: user.cpp:46:9: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation] for(i=0;i<nm;i++) ^~~ user.cpp:47:27: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the ‘for’ A[i]=B[i]={0,0};unit={1,0}; ^~~~