View Compilation Error

0_0_37982158_23792.cpp: In function 'int32_t main(int32_t, const char**)':
0_0_37982158_23792.cpp:39:32: error: expected ')' before ';' token
     while(~scanf("%d %d",&n,&m);)
                                ^
0_0_37982158_23792.cpp:39:33: error: expected primary-expression before ')' token
     while(~scanf("%d %d",&n,&m);)
                                 ^