View Compilation Error

0_0_25637401_30693.cpp: In function 'int main()':
0_0_25637401_30693.cpp:55:28: error: 'loca' was not declared in this scope
     for(int i=1;i<=1e5;i++)loca[i]=(i-1)/sqm+1;
                            ^
0_0_25637401_30693.cpp:55:42: error: 'sqm' was not declared in this scope
     for(int i=1;i<=1e5;i++)loca[i]=(i-1)/sqm+1;
                                          ^
0_0_25637401_30693.cpp:58:95: error: 'loca' was not declared in this scope
     for(int i=0;i<t;i++){scanf("%d%d",&modui[i].ni,&modui[i].mi);modui[i].self=i;modui[i].loc=loca[modui[i].ni];}
                                                                                               ^