0_0_22139413_15864.cpp:1:2: error: invalid preprocessing directive #lnclude
#lnclude<stdio.h>
^
0_0_22139413_15864.cpp: In function 'int main()':
0_0_22139413_15864.cpp:7:20: error: 'scanf' was not declared in this scope
scanf("%d%d",&a,&b);
^
0_0_22139413_15864.cpp:9:21: error: 'printf' was not declared in this scope
printf("%d\n",c*b/2);
^
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