View Compilation Error

0_0_25111875_28029.cpp: In function 'int main()':
0_0_25111875_28029.cpp:12:3: error: expected ';' before 'for'
   for(scanf("%d%d",&n,&m);m--;){
   ^
0_0_25111875_28029.cpp:12:31: error: expected primary-expression before ')' token
   for(scanf("%d%d",&n,&m);m--;){
                               ^