View Compilation Error

0_0_26370888_17705.cpp: In function 'int main()':
0_0_26370888_17705.cpp:6:5: error: 'Int' was not declared in this scope
     Int n,m,i;
     ^
0_0_26370888_17705.cpp:7:17: error: 'n' was not declared in this scope
     scanf("%d",&n);        //注意在变量名前加地址运算符&
                 ^
0_0_26370888_17705.cpp:11:11: error: 'i' was not declared in this scope
           i=0;
           ^
0_0_26370888_17705.cpp:12:23: error: 'm' was not declared in this scope
           scanf("%d",&m);
                       ^