View Compilation Error

0_0_32173912_3080.cpp: In function 'int main()':
0_0_32173912_3080.cpp:31:18: error: 'scnf' was not declared in this scope
    scnf("%s",a[i]);
                  ^
0_0_32173912_3080.cpp:40:24: error: expected ')' before ';' token
    scanf("%s%d%s",s1,&v;s2)
                        ^
0_0_32173912_3080.cpp:40:27: error: expected ';' before ')' token
    scanf("%s%d%s",s1,&v;s2)
                           ^
0_0_32173912_3080.cpp:41:16: error: 'j' was not declared in this scope
    for(int j=1;j<=n;j++){
                ^