View Compilation Error

0_0_25136750_20056.cpp: In function 'int main()':
0_0_25136750_20056.cpp:102:24: error: 'str' was not declared in this scope
             scanf("%s",str);
                        ^
0_0_25136750_20056.cpp:114:24: error: 'str' was not declared in this scope
             scanf("%s",str);
                        ^