View Compilation Error

0_0_17477165_1550.cpp: In function 'int main()':
0_0_17477165_1550.cpp:19:13: error: 'i' was not declared in this scope
         for(i=0;i<=n;i++) dp[i][0]=-99999999; 
             ^
0_0_17477165_1550.cpp:19:27: error: 'dp' was not declared in this scope
         for(i=0;i<=n;i++) dp[i][0]=-99999999; 
                           ^
0_0_17477165_1550.cpp:20:13: error: 'i' was not declared in this scope
         for(i=0;i<=m;i++) dp[0][i]=-99999999;   
             ^
0_0_17477165_1550.cpp:20:27: error: 'dp' was not declared in this scope
         for(i=0;i<=m;i++) dp[0][i]=-99999999;   
                           ^
0_0_17477165_1550.cpp:21:9: error: 'dp' was not declared in this scope
         dp[1][0]=dp[0][1]=0; 
         ^