View Compilation Error

0_0_20594021_18035.cpp: In function 'int main()':
0_0_20594021_18035.cpp:90:27: error: expected ')' before 'n'
  while(scanf("%d%d",&n,&m)n+1)
                           ^
0_0_20594021_18035.cpp:90:30: error: expected ';' before ')' token
  while(scanf("%d%d",&n,&m)n+1)
                              ^
0_0_20594021_18035.cpp:118:1: error: expected '}' at end of input
 }
 ^