xylophone.cpp:4:11: error: 'MN' was not declared in this scope
bool same[MN]; int diff[MN];
^~
xylophone.cpp:4:25: error: 'MN' was not declared in this scope
bool same[MN]; int diff[MN];
^~
xylophone.cpp: In function 'void solve(int)':
xylophone.cpp:6:30: error: 'diff' was not declared in this scope
for (int i = 1; i < n; i++) diff[i] = query(i,i+1);
^~~~
xylophone.cpp:6:30: note: suggested alternative: 'div'
for (int i = 1; i < n; i++) diff[i] = query(i,i+1);
^~~~
div
xylophone.cpp:7:34: error: 'same' was not declared in this scope
for (int i = 1; i + 1 < n; i++) same[i+1] = query(i,i+2) == diff[i] + diff[i+1];
^~~~
xylophone.cpp:7:34: note: suggested alternative: 'stime'
for (int i = 1; i + 1 < n; i++) same[i+1] = query(i,i+2) == diff[i] + diff[i+1];
^~~~
stime
xylophone.cpp:7:62: error: 'diff' was not declared in this scope
for (int i = 1; i + 1 < n; i++) same[i+1] = query(i,i+2) == diff[i] + diff[i+1];
^~~~
xylophone.cpp:7:62: note: suggested alternative: 'div'
for (int i = 1; i + 1 < n; i++) same[i+1] = query(i,i+2) == diff[i] + diff[i+1];
^~~~
div
xylophone.cpp:13:35: error: 'diff' was not declared in this scope
if (lt) perm[j] = perm[j-1] - diff[j-1];
^~~~
xylophone.cpp:13:35: note: suggested alternative: 'div'
if (lt) perm[j] = perm[j-1] - diff[j-1];
^~~~
div
xylophone.cpp:14:32: error: 'diff' was not declared in this scope
else perm[j] = perm[j-1] + diff[j-1];
^~~~
xylophone.cpp:14:32: note: suggested alternative: 'div'
else perm[j] = perm[j-1] + diff[j-1];
^~~~
div
xylophone.cpp:16:11: error: 'same' was not declared in this scope
lt ^= same[j] ^ 1;
^~~~
xylophone.cpp:16:11: note: suggested alternative: 'stime'
lt ^= same[j] ^ 1;
^~~~
stime