0_0_20650754_26358.cpp: In function 'int main()':
0_0_20650754_26358.cpp:52:13: error: 'i' was not declared in this scope
for(i = 1; i <= n; ++i) {
^
0_0_20650754_26358.cpp:54:17: error: 'j' was not declared in this scope
for(j = 1; j <= n; ++j) {
^
0_0_20650754_26358.cpp:56:23: error: 'k' was not declared in this scope
for(k=1;k<=n;++k)
^
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