Compilare: user.cpp: In function ‘int main()’: user.cpp:50:9: warning: this ‘else’ clause does not guard... [-Wmisleading-indentation] else ^~~~ user.cpp:52:13: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the ‘else’ rez=rez+i*(y11-y22+1)+(y11*(y11+1))/2-(y22*(y22-1))/2; ^~~